128587779

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{36541}}^1$

素因数の和:36587

約数の個数: 24

約数和(自身を含む): 205219872

約数和(自身を除く): 76632093

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 36541, 109623, 328869, 621197, 840443, 1863591, 2521329, 5590773, 7563987, 14287531, 42862593, 128587779]

約数ペア:

[(1, 128587779), (3, 42862593), (9, 14287531), (17, 7563987), (23, 5590773), (51, 2521329), (69, 1863591), (153, 840443), (207, 621197), (391, 328869), (1173, 109623), (3519, 36541)]