99721492

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{147517}}^1$

素因数の和:147547

約数の個数: 18

約数和(自身を含む): 188970558

約数和(自身を除く): 89249066

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 147517, 295034, 590068, 1917721, 3835442, 7670884, 24930373, 49860746, 99721492]

約数ペア:

[(1, 99721492), (2, 49860746), (4, 24930373), (13, 7670884), (26, 3835442), (52, 1917721), (169, 590068), (338, 295034), (676, 147517)]