28297464

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{90697}}^1$

素因数の和:90719

約数の個数: 32

約数和(自身を含む): 76186320

約数和(自身を除く): 47888856

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 90697, 181394, 272091, 362788, 544182, 725576, 1088364, 1179061, 2176728, 2358122, 3537183, 4716244, 7074366, 9432488, 14148732, 28297464]

約数ペア:

[(1, 28297464), (2, 14148732), (3, 9432488), (4, 7074366), (6, 4716244), (8, 3537183), (12, 2358122), (13, 2176728), (24, 1179061), (26, 1088364), (39, 725576), (52, 544182), (78, 362788), (104, 272091), (156, 181394), (312, 90697)]