158402638

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{641}}^1\times {\mathrm{787}}^1$

素因数の和:1587

約数の個数: 16

約数和(自身を含む): 239794704

約数和(自身を除く): 81392066

約数列:

[1, 2, 157, 314, 641, 787, 1282, 1574, 100637, 123559, 201274, 247118, 504467, 1008934, 79201319, 158402638]

約数ペア:

[(1, 158402638), (2, 79201319), (157, 1008934), (314, 504467), (641, 247118), (787, 201274), (1282, 123559), (1574, 100637)]