128760190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{990463}}^1$

素因数の和:990483

約数の個数: 16

約数和(自身を含む): 249596928

約数和(自身を除く): 120836738

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 990463, 1980926, 4952315, 9904630, 12876019, 25752038, 64380095, 128760190]

約数ペア:

[(1, 128760190), (2, 64380095), (5, 25752038), (10, 12876019), (13, 9904630), (26, 4952315), (65, 1980926), (130, 990463)]