131212458

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{560737}}^1$

素因数の和:560758

約数の個数: 24

約数和(自身を含む): 306162948

約数和(自身を除く): 174950490

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 560737, 1121474, 1682211, 3364422, 5046633, 7289581, 10093266, 14579162, 21868743, 43737486, 65606229, 131212458]

約数ペア:

[(1, 131212458), (2, 65606229), (3, 43737486), (6, 21868743), (9, 14579162), (13, 10093266), (18, 7289581), (26, 5046633), (39, 3364422), (78, 1682211), (117, 1121474), (234, 560737)]