80977995

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{85691}}^1$

素因数の和:85712

約数の個数: 32

約数和(自身を含む): 164528640

約数和(自身を除く): 83550645

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 85691, 257073, 428455, 599837, 771219, 1285365, 1799511, 2313657, 2999185, 3856095, 5398533, 8997555, 11568285, 16195599, 26992665, 80977995]

約数ペア:

[(1, 80977995), (3, 26992665), (5, 16195599), (7, 11568285), (9, 8997555), (15, 5398533), (21, 3856095), (27, 2999185), (35, 2313657), (45, 1799511), (63, 1285365), (105, 771219), (135, 599837), (189, 428455), (315, 257073), (945, 85691)]