18965152079

素因数分解:

${\mathrm{137}}^1\times {\mathrm{157}}^1\times {\mathrm{557}}^1\times {\mathrm{1583}}^1$

素因数の和:2434

約数の個数: 16

約数和(自身を含む): 19271945088

約数和(自身を除く): 306793009

約数列:

[1, 137, 157, 557, 1583, 21509, 76309, 87449, 216871, 248531, 881731, 11980513, 34048747, 120797147, 138431767, 18965152079]

約数ペア:

[(1, 18965152079), (137, 138431767), (157, 120797147), (557, 34048747), (1583, 11980513), (21509, 881731), (76309, 248531), (87449, 216871)]