28543710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73189}}^1$

素因数の和:73212

約数の個数: 32

約数和(自身を含む): 73775520

約数和(自身を除く): 45231810

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 73189, 146378, 219567, 365945, 439134, 731890, 951457, 1097835, 1902914, 2195670, 2854371, 4757285, 5708742, 9514570, 14271855, 28543710]

約数ペア:

[(1, 28543710), (2, 14271855), (3, 9514570), (5, 5708742), (6, 4757285), (10, 2854371), (13, 2195670), (15, 1902914), (26, 1097835), (30, 951457), (39, 731890), (65, 439134), (78, 365945), (130, 219567), (195, 146378), (390, 73189)]