139995969

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1213}}^1$

素因数の和:1337

約数の個数: 32

約数和(自身を含む): 206982144

約数和(自身を除く): 66986175

約数列:

[1, 3, 17, 31, 51, 73, 93, 219, 527, 1213, 1241, 1581, 2263, 3639, 3723, 6789, 20621, 37603, 38471, 61863, 88549, 112809, 115413, 265647, 639251, 1505333, 1917753, 2745019, 4515999, 8235057, 46665323, 139995969]

約数ペア:

[(1, 139995969), (3, 46665323), (17, 8235057), (31, 4515999), (51, 2745019), (73, 1917753), (93, 1505333), (219, 639251), (527, 265647), (1213, 115413), (1241, 112809), (1581, 88549), (2263, 61863), (3639, 38471), (3723, 37603), (6789, 20621)]