40548378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{811}}^1$

素因数の和:1470

約数の個数: 32

約数和(自身を含む): 87579072

約数和(自身を除く): 47030694

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 641, 811, 1282, 1622, 1923, 2433, 3846, 4866, 8333, 10543, 16666, 21086, 24999, 31629, 49998, 63258, 519851, 1039702, 1559553, 3119106, 6758063, 13516126, 20274189, 40548378]

約数ペア:

[(1, 40548378), (2, 20274189), (3, 13516126), (6, 6758063), (13, 3119106), (26, 1559553), (39, 1039702), (78, 519851), (641, 63258), (811, 49998), (1282, 31629), (1622, 24999), (1923, 21086), (2433, 16666), (3846, 10543), (4866, 8333)]