72531472

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{348709}}^1$

素因数の和:348730

約数の個数: 20

約数和(自身を含む): 151340140

約数和(自身を除く): 78808668

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 348709, 697418, 1394836, 2789672, 4533217, 5579344, 9066434, 18132868, 36265736, 72531472]

約数ペア:

[(1, 72531472), (2, 36265736), (4, 18132868), (8, 9066434), (13, 5579344), (16, 4533217), (26, 2789672), (52, 1394836), (104, 697418), (208, 348709)]