31515615

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4967}}^1$

素因数の和:5028

約数の個数: 32

約数和(自身を含む): 57231360

約数和(自身を除く): 25715745

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 4967, 6345, 14901, 24835, 44703, 74505, 134109, 223515, 233449, 670545, 700347, 1167245, 2101041, 3501735, 6303123, 10505205, 31515615]

約数ペア:

[(1, 31515615), (3, 10505205), (5, 6303123), (9, 3501735), (15, 2101041), (27, 1167245), (45, 700347), (47, 670545), (135, 233449), (141, 223515), (235, 134109), (423, 74505), (705, 44703), (1269, 24835), (2115, 14901), (4967, 6345)]