12880088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:747

約数の個数: 32

約数和(自身を含む): 26160960

約数和(自身を除く): 13280872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 271, 457, 542, 914, 1084, 1828, 2168, 3523, 3656, 5941, 7046, 11882, 14092, 23764, 28184, 47528, 123847, 247694, 495388, 990776, 1610011, 3220022, 6440044, 12880088]

約数ペア:

[(1, 12880088), (2, 6440044), (4, 3220022), (8, 1610011), (13, 990776), (26, 495388), (52, 247694), (104, 123847), (271, 47528), (457, 28184), (542, 23764), (914, 14092), (1084, 11882), (1828, 7046), (2168, 5941), (3523, 3656)]