12804940995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{947}}^1$

素因数の和:1505

約数の個数: 128

約数和(自身を含む): 26734510080

約数和(自身を除く): 13929569085

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 33, 35, 55, 69, 77, 105, 115, 161, 165, 231, 253, 345, 385, 483, 509, 759, 805, 947, 1155, 1265, 1527, 1771, 2415, 2545, 2841, 3563, 3795, 4735, 5313, 5599, 6629, 7635, 8855, 10417, 10689, 11707, 14205, 16797, 17815, 19887, 21781, 26565, 27995, 31251, 33145, 35121, 39193, 52085, 53445, 58535, 65343, 72919, 81949, 83985, 99435, 108905, 117579, 128777, 152467, 156255, 175605, 195965, 218757, 239591, 245847, 326715, 364595, 386331, 409745, 457401, 482023, 587895, 643885, 718773, 762335, 901439, 1093785, 1197955, 1229235, 1446069, 1677137, 1931655, 2287005, 2410115, 2704317, 3374161, 3593865, 4507195, 5031411, 5302253, 7230345, 8385685, 10122483, 11086529, 13521585, 15906759, 16870805, 25157055, 26511265, 33259587, 37115771, 50612415, 55432645, 77605703, 79533795, 111347313, 121951819, 166297935, 185578855, 232817109, 365855457, 388028515, 556736565, 609759095, 853662733, 1164085545, 1829277285, 2560988199, 4268313665, 12804940995]

約数ペア:

[(1, 12804940995), (3, 4268313665), (5, 2560988199), (7, 1829277285), (11, 1164085545), (15, 853662733), (21, 609759095), (23, 556736565), (33, 388028515), (35, 365855457), (55, 232817109), (69, 185578855), (77, 166297935), (105, 121951819), (115, 111347313), (161, 79533795), (165, 77605703), (231, 55432645), (253, 50612415), (345, 37115771), (385, 33259587), (483, 26511265), (509, 25157055), (759, 16870805), (805, 15906759), (947, 13521585), (1155, 11086529), (1265, 10122483), (1527, 8385685), (1771, 7230345), (2415, 5302253), (2545, 5031411), (2841, 4507195), (3563, 3593865), (3795, 3374161), (4735, 2704317), (5313, 2410115), (5599, 2287005), (6629, 1931655), (7635, 1677137), (8855, 1446069), (10417, 1229235), (10689, 1197955), (11707, 1093785), (14205, 901439), (16797, 762335), (17815, 718773), (19887, 643885), (21781, 587895), (26565, 482023), (27995, 457401), (31251, 409745), (33145, 386331), (35121, 364595), (39193, 326715), (52085, 245847), (53445, 239591), (58535, 218757), (65343, 195965), (72919, 175605), (81949, 156255), (83985, 152467), (99435, 128777), (108905, 117579)]