201021285605

素因数分解:

$5^1\times 7^1\times {\mathrm{149}}^2\times {\mathrm{258703}}^1$

素因数の和:259013

約数の個数: 24

約数和(自身を含む): 277550068992

約数和(自身を除く): 76528783387

約数列:

[1, 5, 7, 35, 149, 745, 1043, 5215, 22201, 111005, 155407, 258703, 777035, 1293515, 1810921, 9054605, 38546747, 192733735, 269827229, 1349136145, 5743465303, 28717326515, 40204257121, 201021285605]

約数ペア:

[(1, 201021285605), (5, 40204257121), (7, 28717326515), (35, 5743465303), (149, 1349136145), (745, 269827229), (1043, 192733735), (5215, 38546747), (22201, 9054605), (111005, 1810921), (155407, 1293515), (258703, 777035)]