724891388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{263023}}^1$

素因数の和:263093

約数の個数: 24

約数和(自身を含む): 1391923008

約数和(自身を除く): 667031620

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 263023, 526046, 1052092, 3419299, 6838598, 13677196, 13940219, 27880438, 55760876, 181222847, 362445694, 724891388]

約数ペア:

[(1, 724891388), (2, 362445694), (4, 181222847), (13, 55760876), (26, 27880438), (52, 13940219), (53, 13677196), (106, 6838598), (212, 3419299), (689, 1052092), (1378, 526046), (2756, 263023)]