1261665

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:110

約数の個数: 36

約数和(自身を含む): 2329236

約数和(自身を除く): 1067571

約数列:

[1, 3, 5, 9, 15, 23, 45, 53, 69, 115, 159, 207, 265, 345, 477, 529, 795, 1035, 1219, 1587, 2385, 2645, 3657, 4761, 6095, 7935, 10971, 18285, 23805, 28037, 54855, 84111, 140185, 252333, 420555, 1261665]

約数ペア:

[(1, 1261665), (3, 420555), (5, 252333), (9, 140185), (15, 84111), (23, 54855), (45, 28037), (53, 23805), (69, 18285), (115, 10971), (159, 7935), (207, 6095), (265, 4761), (345, 3657), (477, 2645), (529, 2385), (795, 1587), (1035, 1219)]