87961196

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{76091}}^1$

素因数の和:76129

約数の個数: 18

約数和(自身を含む): 163521708

約数和(自身を除く): 75560512

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 76091, 152182, 304364, 1293547, 2587094, 5174188, 21990299, 43980598, 87961196]

約数ペア:

[(1, 87961196), (2, 43980598), (4, 21990299), (17, 5174188), (34, 2587094), (68, 1293547), (289, 304364), (578, 152182), (1156, 76091)]