28029690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23957}}^1$

素因数の和:23983

約数の個数: 48

約数和(自身を含む): 78486408

約数和(自身を除く): 50456718

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 23957, 47914, 71871, 119785, 143742, 215613, 239570, 311441, 359355, 431226, 622882, 718710, 934323, 1078065, 1557205, 1868646, 2156130, 2802969, 3114410, 4671615, 5605938, 9343230, 14014845, 28029690]

約数ペア:

[(1, 28029690), (2, 14014845), (3, 9343230), (5, 5605938), (6, 4671615), (9, 3114410), (10, 2802969), (13, 2156130), (15, 1868646), (18, 1557205), (26, 1078065), (30, 934323), (39, 718710), (45, 622882), (65, 431226), (78, 359355), (90, 311441), (117, 239570), (130, 215613), (195, 143742), (234, 119785), (390, 71871), (585, 47914), (1170, 23957)]