31085985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2161}}^1$

素因数の和:2313

約数の個数: 32

約数和(自身を含む): 57284352

約数和(自身を除く): 26198367

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 137, 411, 685, 959, 2055, 2161, 2877, 4795, 6483, 10805, 14385, 15127, 32415, 45381, 75635, 226905, 296057, 888171, 1480285, 2072399, 4440855, 6217197, 10361995, 31085985]

約数ペア:

[(1, 31085985), (3, 10361995), (5, 6217197), (7, 4440855), (15, 2072399), (21, 1480285), (35, 888171), (105, 296057), (137, 226905), (411, 75635), (685, 45381), (959, 32415), (2055, 15127), (2161, 14385), (2877, 10805), (4795, 6483)]