289888947

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{99721}}^1$

素因数の和:99763

約数の個数: 24

約数和(自身を含む): 466698960

約数和(自身を除く): 176810013

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 99721, 299163, 897489, 1695257, 1894699, 5085771, 5684097, 15257313, 17052291, 32209883, 96629649, 289888947]

約数ペア:

[(1, 289888947), (3, 96629649), (9, 32209883), (17, 17052291), (19, 15257313), (51, 5684097), (57, 5085771), (153, 1894699), (171, 1695257), (323, 897489), (969, 299163), (2907, 99721)]