131739987

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{809}}^1$

素因数の和:963

約数の個数: 32

約数和(自身を含む): 194088960

約数和(自身を除く): 62348973

約数列:

[1, 3, 17, 31, 51, 93, 103, 309, 527, 809, 1581, 1751, 2427, 3193, 5253, 9579, 13753, 25079, 41259, 54281, 75237, 83327, 162843, 249981, 426343, 1279029, 1416559, 2583137, 4249677, 7749411, 43913329, 131739987]

約数ペア:

[(1, 131739987), (3, 43913329), (17, 7749411), (31, 4249677), (51, 2583137), (93, 1416559), (103, 1279029), (309, 426343), (527, 249981), (809, 162843), (1581, 83327), (1751, 75237), (2427, 54281), (3193, 41259), (5253, 25079), (9579, 13753)]