31144178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 52009776

約数和(自身を除く): 20865598

約数列:

[1, 2, 13, 26, 53, 97, 106, 194, 233, 466, 689, 1261, 1378, 2522, 3029, 5141, 6058, 10282, 12349, 22601, 24698, 45202, 66833, 133666, 160537, 293813, 321074, 587626, 1197853, 2395706, 15572089, 31144178]

約数ペア:

[(1, 31144178), (2, 15572089), (13, 2395706), (26, 1197853), (53, 587626), (97, 321074), (106, 293813), (194, 160537), (233, 133666), (466, 66833), (689, 45202), (1261, 24698), (1378, 22601), (2522, 12349), (3029, 10282), (5141, 6058)]