90238278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{68053}}^1$

素因数の和:68088

約数の個数: 32

約数和(自身を含む): 205795296

約数和(自身を除く): 115557018

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 68053, 136106, 204159, 408318, 884689, 1156901, 1769378, 2313802, 2654067, 3470703, 5308134, 6941406, 15039713, 30079426, 45119139, 90238278]

約数ペア:

[(1, 90238278), (2, 45119139), (3, 30079426), (6, 15039713), (13, 6941406), (17, 5308134), (26, 3470703), (34, 2654067), (39, 2313802), (51, 1769378), (78, 1156901), (102, 884689), (221, 408318), (442, 204159), (663, 136106), (1326, 68053)]