317742670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1997}}^1\times {\mathrm{2273}}^1$

素因数の和:4284

約数の個数: 32

約数和(自身を含む): 654257088

約数和(自身を除く): 336514418

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1997, 2273, 3994, 4546, 9985, 11365, 13979, 15911, 19970, 22730, 27958, 31822, 69895, 79555, 139790, 159110, 4539181, 9078362, 22695905, 31774267, 45391810, 63548534, 158871335, 317742670]

約数ペア:

[(1, 317742670), (2, 158871335), (5, 63548534), (7, 45391810), (10, 31774267), (14, 22695905), (35, 9078362), (70, 4539181), (1997, 159110), (2273, 139790), (3994, 79555), (4546, 69895), (9985, 31822), (11365, 27958), (13979, 22730), (15911, 19970)]