638002806

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{147481}}^1$

素因数の和:147596

約数の個数: 32

約数和(自身を含む): 1472460288

約数和(自身を除く): 834457482

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 2163, 4326, 147481, 294962, 442443, 884886, 1032367, 2064734, 3097101, 6194202, 15190543, 30381086, 45571629, 91143258, 106333801, 212667602, 319001403, 638002806]

約数ペア:

[(1, 638002806), (2, 319001403), (3, 212667602), (6, 106333801), (7, 91143258), (14, 45571629), (21, 30381086), (42, 15190543), (103, 6194202), (206, 3097101), (309, 2064734), (618, 1032367), (721, 884886), (1442, 442443), (2163, 294962), (4326, 147481)]