399447636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{34211}}^1$

素因数の和:34364

約数の個数: 48

約数和(自身を含む): 1072888320

約数和(自身を除く): 673440684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 139, 278, 417, 556, 834, 973, 1668, 1946, 2919, 3892, 5838, 11676, 34211, 68422, 102633, 136844, 205266, 239477, 410532, 478954, 718431, 957908, 1436862, 2873724, 4755329, 9510658, 14265987, 19021316, 28531974, 33287303, 57063948, 66574606, 99861909, 133149212, 199723818, 399447636]

約数ペア:

[(1, 399447636), (2, 199723818), (3, 133149212), (4, 99861909), (6, 66574606), (7, 57063948), (12, 33287303), (14, 28531974), (21, 19021316), (28, 14265987), (42, 9510658), (84, 4755329), (139, 2873724), (278, 1436862), (417, 957908), (556, 718431), (834, 478954), (973, 410532), (1668, 239477), (1946, 205266), (2919, 136844), (3892, 102633), (5838, 68422), (11676, 34211)]