42389893

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{24517}}^1$

素因数の和:24556

約数の個数: 16

約数和(自身を含む): 54920320

約数和(自身を除く): 12530427

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 24517, 171619, 318721, 465823, 2231047, 3260761, 6055699, 42389893]

約数ペア:

[(1, 42389893), (7, 6055699), (13, 3260761), (19, 2231047), (91, 465823), (133, 318721), (247, 171619), (1729, 24517)]