8751990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{22441}}^1$

素因数の和:22464

約数の個数: 32

約数和(自身を含む): 22621536

約数和(自身を除く): 13869546

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 22441, 44882, 67323, 112205, 134646, 224410, 291733, 336615, 583466, 673230, 875199, 1458665, 1750398, 2917330, 4375995, 8751990]

約数ペア:

[(1, 8751990), (2, 4375995), (3, 2917330), (5, 1750398), (6, 1458665), (10, 875199), (13, 673230), (15, 583466), (26, 336615), (30, 291733), (39, 224410), (65, 134646), (78, 112205), (130, 67323), (195, 44882), (390, 22441)]