31350915

素因数分解:

$3^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{883}}^1$

素因数の和:1160

約数の個数: 32

約数和(自身を含む): 56010240

約数和(自身を除く): 24659325

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 263, 789, 883, 1315, 2367, 2649, 3945, 4415, 7101, 7947, 11835, 13245, 23841, 35505, 39735, 119205, 232229, 696687, 1161145, 2090061, 3483435, 6270183, 10450305, 31350915]

約数ペア:

[(1, 31350915), (3, 10450305), (5, 6270183), (9, 3483435), (15, 2090061), (27, 1161145), (45, 696687), (135, 232229), (263, 119205), (789, 39735), (883, 35505), (1315, 23841), (2367, 13245), (2649, 11835), (3945, 7947), (4415, 7101)]