401026691

素因数分解:

${\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{331}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 446192064

約数和(自身を除く): 45165373

約数列:

[1, 13, 67, 107, 169, 331, 871, 1391, 4303, 7169, 11323, 18083, 22177, 35417, 55939, 93197, 288301, 460421, 1211561, 2372939, 3747913, 5985473, 30848207, 401026691]

約数ペア:

[(1, 401026691), (13, 30848207), (67, 5985473), (107, 3747913), (169, 2372939), (331, 1211561), (871, 460421), (1391, 288301), (4303, 93197), (7169, 55939), (11323, 35417), (18083, 22177)]