90289995

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{7727}}^1$

素因数の和:7795

約数の個数: 32

約数和(自身を含む): 155796480

約数和(自身を除く): 65506485

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 615, 779, 2337, 3895, 7727, 11685, 23181, 38635, 115905, 146813, 316807, 440439, 734065, 950421, 1584035, 2202195, 4752105, 6019333, 18057999, 30096665, 90289995]

約数ペア:

[(1, 90289995), (3, 30096665), (5, 18057999), (15, 6019333), (19, 4752105), (41, 2202195), (57, 1584035), (95, 950421), (123, 734065), (205, 440439), (285, 316807), (615, 146813), (779, 115905), (2337, 38635), (3895, 23181), (7727, 11685)]