81155739

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{3853}}^1$

素因数の和:3939

約数の個数: 32

約数和(自身を含む): 133194240

約数和(自身を除く): 52038501

約数列:

[1, 3, 7, 17, 21, 51, 59, 119, 177, 357, 413, 1003, 1239, 3009, 3853, 7021, 11559, 21063, 26971, 65501, 80913, 196503, 227327, 458507, 681981, 1375521, 1591289, 3864559, 4773867, 11593677, 27051913, 81155739]

約数ペア:

[(1, 81155739), (3, 27051913), (7, 11593677), (17, 4773867), (21, 3864559), (51, 1591289), (59, 1375521), (119, 681981), (177, 458507), (357, 227327), (413, 196503), (1003, 80913), (1239, 65501), (3009, 26971), (3853, 21063), (7021, 11559)]