203208330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{521047}}^1$

素因数の和:521070

約数の個数: 32

約数和(自身を含む): 525216384

約数和(自身を除く): 322008054

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 521047, 1042094, 1563141, 2605235, 3126282, 5210470, 6773611, 7815705, 13547222, 15631410, 20320833, 33868055, 40641666, 67736110, 101604165, 203208330]

約数ペア:

[(1, 203208330), (2, 101604165), (3, 67736110), (5, 40641666), (6, 33868055), (10, 20320833), (13, 15631410), (15, 13547222), (26, 7815705), (30, 6773611), (39, 5210470), (65, 3126282), (78, 2605235), (130, 1563141), (195, 1042094), (390, 521047)]