77991086

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 126385920

約数和(自身を除く): 48394834

約数列:

[1, 2, 19, 38, 71, 137, 142, 211, 274, 422, 1349, 2603, 2698, 4009, 5206, 8018, 9727, 14981, 19454, 28907, 29962, 57814, 184813, 284639, 369626, 549233, 569278, 1098466, 2052397, 4104794, 38995543, 77991086]

約数ペア:

[(1, 77991086), (2, 38995543), (19, 4104794), (38, 2052397), (71, 1098466), (137, 569278), (142, 549233), (211, 369626), (274, 284639), (422, 184813), (1349, 57814), (2603, 29962), (2698, 28907), (4009, 19454), (5206, 14981), (8018, 9727)]