42143458

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 73872000

約数和(自身を除く): 31728542

約数列:

[1, 2, 7, 14, 89, 149, 178, 227, 298, 454, 623, 1043, 1246, 1589, 2086, 3178, 13261, 20203, 26522, 33823, 40406, 67646, 92827, 141421, 185654, 236761, 282842, 473522, 3010247, 6020494, 21071729, 42143458]

約数ペア:

[(1, 42143458), (2, 21071729), (7, 6020494), (14, 3010247), (89, 473522), (149, 282842), (178, 236761), (227, 185654), (298, 141421), (454, 92827), (623, 67646), (1043, 40406), (1246, 33823), (1589, 26522), (2086, 20203), (3178, 13261)]