1397614897

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{353}}^1$

素因数の和:495

約数の個数: 40

約数和(自身を含む): 1749101256

約数和(自身を除く): 351486359

約数列:

[1, 7, 17, 49, 97, 119, 343, 353, 679, 833, 1649, 2401, 2471, 4753, 5831, 6001, 11543, 17297, 33271, 34241, 40817, 42007, 80801, 121079, 232897, 239687, 294049, 565607, 582097, 847553, 1677809, 2058343, 3959249, 4074679, 11744663, 14408401, 28522753, 82212641, 199659271, 1397614897]

約数ペア:

[(1, 1397614897), (7, 199659271), (17, 82212641), (49, 28522753), (97, 14408401), (119, 11744663), (343, 4074679), (353, 3959249), (679, 2058343), (833, 1677809), (1649, 847553), (2401, 582097), (2471, 565607), (4753, 294049), (5831, 239687), (6001, 232897), (11543, 121079), (17297, 80801), (33271, 42007), (34241, 40817)]