87715472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{421709}}^1$

素因数の和:421730

約数の個数: 20

約数和(自身を含む): 183022140

約数和(自身を除く): 95306668

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 421709, 843418, 1686836, 3373672, 5482217, 6747344, 10964434, 21928868, 43857736, 87715472]

約数ペア:

[(1, 87715472), (2, 43857736), (4, 21928868), (8, 10964434), (13, 6747344), (16, 5482217), (26, 3373672), (52, 1686836), (104, 843418), (208, 421709)]