20161697985

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{36013}}^1$

素因数の和:36080

約数の個数: 128

約数和(自身を含む): 43562534400

約数和(自身を除く): 23400836415

約数列:

[1, 3, 5, 9, 11, 13, 15, 27, 29, 33, 39, 45, 55, 65, 87, 99, 117, 135, 143, 145, 165, 195, 261, 297, 319, 351, 377, 429, 435, 495, 585, 715, 783, 957, 1131, 1287, 1305, 1485, 1595, 1755, 1885, 2145, 2871, 3393, 3861, 3915, 4147, 4785, 5655, 6435, 8613, 10179, 12441, 14355, 16965, 19305, 20735, 36013, 37323, 43065, 50895, 62205, 108039, 111969, 180065, 186615, 324117, 396143, 468169, 540195, 559845, 972351, 1044377, 1188429, 1404507, 1620585, 1980715, 2340845, 3133131, 3565287, 4213521, 4861755, 5149859, 5221885, 5942145, 7022535, 9399393, 10695861, 11488147, 12640563, 13576901, 15449577, 15665655, 17826435, 21067605, 25749295, 28198179, 34464441, 40730703, 46348731, 46996965, 53479305, 57440735, 63202815, 67884505, 77247885, 103393323, 122192109, 139046193, 140990895, 149345911, 172322205, 203653515, 231743655, 310179969, 366576327, 448037733, 516966615, 610960545, 695230965, 746729555, 1344113199, 1550899845, 1832881635, 2240188665, 4032339597, 6720565995, 20161697985]

約数ペア:

[(1, 20161697985), (3, 6720565995), (5, 4032339597), (9, 2240188665), (11, 1832881635), (13, 1550899845), (15, 1344113199), (27, 746729555), (29, 695230965), (33, 610960545), (39, 516966615), (45, 448037733), (55, 366576327), (65, 310179969), (87, 231743655), (99, 203653515), (117, 172322205), (135, 149345911), (143, 140990895), (145, 139046193), (165, 122192109), (195, 103393323), (261, 77247885), (297, 67884505), (319, 63202815), (351, 57440735), (377, 53479305), (429, 46996965), (435, 46348731), (495, 40730703), (585, 34464441), (715, 28198179), (783, 25749295), (957, 21067605), (1131, 17826435), (1287, 15665655), (1305, 15449577), (1485, 13576901), (1595, 12640563), (1755, 11488147), (1885, 10695861), (2145, 9399393), (2871, 7022535), (3393, 5942145), (3861, 5221885), (3915, 5149859), (4147, 4861755), (4785, 4213521), (5655, 3565287), (6435, 3133131), (8613, 2340845), (10179, 1980715), (12441, 1620585), (14355, 1404507), (16965, 1188429), (19305, 1044377), (20735, 972351), (36013, 559845), (37323, 540195), (43065, 468169), (50895, 396143), (62205, 324117), (108039, 186615), (111969, 180065)]