1621230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4157}}^1$

素因数の和:4180

約数の個数: 32

約数和(自身を含む): 4191264

約数和(自身を除く): 2570034

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 4157, 8314, 12471, 20785, 24942, 41570, 54041, 62355, 108082, 124710, 162123, 270205, 324246, 540410, 810615, 1621230]

約数ペア:

[(1, 1621230), (2, 810615), (3, 540410), (5, 324246), (6, 270205), (10, 162123), (13, 124710), (15, 108082), (26, 62355), (30, 54041), (39, 41570), (65, 24942), (78, 20785), (130, 12471), (195, 8314), (390, 4157)]