64216728

素因数分解:

$2^3\times 3^2\times {\mathrm{891899}}^1$

素因数の和:891911

約数の個数: 24

約数和(自身を含む): 173920500

約数和(自身を除く): 109703772

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 891899, 1783798, 2675697, 3567596, 5351394, 7135192, 8027091, 10702788, 16054182, 21405576, 32108364, 64216728]

約数ペア:

[(1, 64216728), (2, 32108364), (3, 21405576), (4, 16054182), (6, 10702788), (8, 8027091), (9, 7135192), (12, 5351394), (18, 3567596), (24, 2675697), (36, 1783798), (72, 891899)]