71355416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{19777}}^1$

素因数の和:19835

約数の個数: 32

約数和(自身を含む): 149521680

約数和(自身を除く): 78166264

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 19777, 39554, 79108, 158216, 217547, 435094, 810857, 870188, 1621714, 1740376, 3243428, 6486856, 8919427, 17838854, 35677708, 71355416]

約数ペア:

[(1, 71355416), (2, 35677708), (4, 17838854), (8, 8919427), (11, 6486856), (22, 3243428), (41, 1740376), (44, 1621714), (82, 870188), (88, 810857), (164, 435094), (328, 217547), (451, 158216), (902, 79108), (1804, 39554), (3608, 19777)]