397841395

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{1171}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 579211776

約数和(自身を除く): 181370381

約数列:

[1, 5, 7, 17, 35, 85, 119, 571, 595, 1171, 2855, 3997, 5855, 8197, 9707, 19907, 19985, 40985, 48535, 67949, 99535, 139349, 339745, 668641, 696745, 3343205, 4680487, 11366897, 23402435, 56834485, 79568279, 397841395]

約数ペア:

[(1, 397841395), (5, 79568279), (7, 56834485), (17, 23402435), (35, 11366897), (85, 4680487), (119, 3343205), (571, 696745), (595, 668641), (1171, 339745), (2855, 139349), (3997, 99535), (5855, 67949), (8197, 48535), (9707, 40985), (19907, 19985)]