31123818

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{347}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 76170240

約数和(自身を除く): 45046422

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 151, 198, 297, 302, 347, 453, 594, 694, 906, 1041, 1359, 1661, 2082, 2718, 3123, 3322, 3817, 4077, 4983, 6246, 7634, 8154, 9369, 9966, 11451, 14949, 18738, 22902, 29898, 34353, 44847, 52397, 68706, 89694, 103059, 104794, 157191, 206118, 314382, 471573, 576367, 943146, 1152734, 1414719, 1729101, 2829438, 3458202, 5187303, 10374606, 15561909, 31123818]

約数ペア:

[(1, 31123818), (2, 15561909), (3, 10374606), (6, 5187303), (9, 3458202), (11, 2829438), (18, 1729101), (22, 1414719), (27, 1152734), (33, 943146), (54, 576367), (66, 471573), (99, 314382), (151, 206118), (198, 157191), (297, 104794), (302, 103059), (347, 89694), (453, 68706), (594, 52397), (694, 44847), (906, 34353), (1041, 29898), (1359, 22902), (1661, 18738), (2082, 14949), (2718, 11451), (3123, 9966), (3322, 9369), (3817, 8154), (4077, 7634), (4983, 6246)]