15691728

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{25147}}^1$

素因数の和:25171

約数の個数: 40

約数和(自身を含む): 43656928

約数和(自身を除く): 27965200

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 25147, 50294, 75441, 100588, 150882, 201176, 301764, 326911, 402352, 603528, 653822, 980733, 1207056, 1307644, 1961466, 2615288, 3922932, 5230576, 7845864, 15691728]

約数ペア:

[(1, 15691728), (2, 7845864), (3, 5230576), (4, 3922932), (6, 2615288), (8, 1961466), (12, 1307644), (13, 1207056), (16, 980733), (24, 653822), (26, 603528), (39, 402352), (48, 326911), (52, 301764), (78, 201176), (104, 150882), (156, 100588), (208, 75441), (312, 50294), (624, 25147)]