201181617

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2213}}^1$

素因数の和:2279

約数の個数: 64

約数和(自身を含む): 376911360

約数和(自身を除く): 175729743

約数列:

[1, 3, 7, 9, 13, 21, 27, 37, 39, 63, 91, 111, 117, 189, 259, 273, 333, 351, 481, 777, 819, 999, 1443, 2213, 2331, 2457, 3367, 4329, 6639, 6993, 10101, 12987, 15491, 19917, 28769, 30303, 46473, 59751, 81881, 86307, 90909, 139419, 201383, 245643, 258921, 418257, 573167, 604149, 736929, 776763, 1064453, 1719501, 1812447, 2210787, 3193359, 5158503, 5437341, 7451171, 9580077, 15475509, 22353513, 28740231, 67060539, 201181617]

約数ペア:

[(1, 201181617), (3, 67060539), (7, 28740231), (9, 22353513), (13, 15475509), (21, 9580077), (27, 7451171), (37, 5437341), (39, 5158503), (63, 3193359), (91, 2210787), (111, 1812447), (117, 1719501), (189, 1064453), (259, 776763), (273, 736929), (333, 604149), (351, 573167), (481, 418257), (777, 258921), (819, 245643), (999, 201383), (1443, 139419), (2213, 90909), (2331, 86307), (2457, 81881), (3367, 59751), (4329, 46473), (6639, 30303), (6993, 28769), (10101, 19917), (12987, 15491)]