8478210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21739}}^1$

素因数の和:21762

約数の個数: 32

約数和(自身を含む): 21913920

約数和(自身を除く): 13435710

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21739, 43478, 65217, 108695, 130434, 217390, 282607, 326085, 565214, 652170, 847821, 1413035, 1695642, 2826070, 4239105, 8478210]

約数ペア:

[(1, 8478210), (2, 4239105), (3, 2826070), (5, 1695642), (6, 1413035), (10, 847821), (13, 652170), (15, 565214), (26, 326085), (30, 282607), (39, 217390), (65, 130434), (78, 108695), (130, 65217), (195, 43478), (390, 21739)]