71413420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{274667}}^1$

素因数の和:274689

約数の個数: 24

約数和(自身を含む): 161504784

約数和(自身を除く): 90091364

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 274667, 549334, 1098668, 1373335, 2746670, 3570671, 5493340, 7141342, 14282684, 17853355, 35706710, 71413420]

約数ペア:

[(1, 71413420), (2, 35706710), (4, 17853355), (5, 14282684), (10, 7141342), (13, 5493340), (20, 3570671), (26, 2746670), (52, 1373335), (65, 1098668), (130, 549334), (260, 274667)]