638081304474

素因数分解:

$2^1\times 3^1\times {\mathrm{191}}^1\times {\mathrm{12329}}^1\times {\mathrm{45161}}^1$

素因数の和:57686

約数の個数: 32

約数和(自身を含む): 1282976547840

約数和(自身を除く): 644895243366

約数列:

[1, 2, 3, 6, 191, 382, 573, 1146, 12329, 24658, 36987, 45161, 73974, 90322, 135483, 270966, 2354839, 4709678, 7064517, 8625751, 14129034, 17251502, 25877253, 51754506, 556789969, 1113579938, 1670369907, 3340739814, 106346884079, 212693768158, 319040652237, 638081304474]

約数ペア:

[(1, 638081304474), (2, 319040652237), (3, 212693768158), (6, 106346884079), (191, 3340739814), (382, 1670369907), (573, 1113579938), (1146, 556789969), (12329, 51754506), (24658, 25877253), (36987, 17251502), (45161, 14129034), (73974, 8625751), (90322, 7064517), (135483, 4709678), (270966, 2354839)]