9979928

素因数分解:

$2^3\times 7^3\times {\mathrm{3637}}^1$

素因数の和:3664

約数の個数: 32

約数和(自身を含む): 21828000

約数和(自身を除く): 11848072

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 3637, 7274, 14548, 25459, 29096, 50918, 101836, 178213, 203672, 356426, 712852, 1247491, 1425704, 2494982, 4989964, 9979928]

約数ペア:

[(1, 9979928), (2, 4989964), (4, 2494982), (7, 1425704), (8, 1247491), (14, 712852), (28, 356426), (49, 203672), (56, 178213), (98, 101836), (196, 50918), (343, 29096), (392, 25459), (686, 14548), (1372, 7274), (2744, 3637)]