128585977

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 156280320

約数和(自身を除く): 27694343

約数列:

[1, 13, 17, 19, 113, 221, 247, 271, 323, 1469, 1921, 2147, 3523, 4199, 4607, 5149, 24973, 27911, 30623, 36499, 59891, 66937, 87533, 398099, 474487, 520591, 581837, 1137929, 6767683, 7563881, 9891229, 128585977]

約数ペア:

[(1, 128585977), (13, 9891229), (17, 7563881), (19, 6767683), (113, 1137929), (221, 581837), (247, 520591), (271, 474487), (323, 398099), (1469, 87533), (1921, 66937), (2147, 59891), (3523, 36499), (4199, 30623), (4607, 27911), (5149, 24973)]