281408376

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{221233}}^1$

素因数の和:221295

約数の個数: 32

約数和(自身を含む): 716798160

約数和(自身を除く): 435389784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 221233, 442466, 663699, 884932, 1327398, 1769864, 2654796, 5309592, 11725349, 23450698, 35176047, 46901396, 70352094, 93802792, 140704188, 281408376]

約数ペア:

[(1, 281408376), (2, 140704188), (3, 93802792), (4, 70352094), (6, 46901396), (8, 35176047), (12, 23450698), (24, 11725349), (53, 5309592), (106, 2654796), (159, 1769864), (212, 1327398), (318, 884932), (424, 663699), (636, 442466), (1272, 221233)]