399012684

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{678593}}^1$

素因数の和:678614

約数の個数: 36

約数和(自身を含む): 1083036024

約数和(自身を除く): 684023340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 678593, 1357186, 2035779, 2714372, 4071558, 4750151, 8143116, 9500302, 14250453, 19000604, 28500906, 33251057, 57001812, 66502114, 99753171, 133004228, 199506342, 399012684]

約数ペア:

[(1, 399012684), (2, 199506342), (3, 133004228), (4, 99753171), (6, 66502114), (7, 57001812), (12, 33251057), (14, 28500906), (21, 19000604), (28, 14250453), (42, 9500302), (49, 8143116), (84, 4750151), (98, 4071558), (147, 2714372), (196, 2035779), (294, 1357186), (588, 678593)]