31961601

素因数分解:

$3^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{643}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 54405120

約数和(自身を除く): 22443519

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 263, 643, 789, 1841, 1929, 2367, 4501, 5523, 5787, 7101, 13503, 16569, 17361, 40509, 49707, 121527, 169109, 507327, 1183763, 1521981, 3551289, 4565943, 10653867, 31961601]

約数ペア:

[(1, 31961601), (3, 10653867), (7, 4565943), (9, 3551289), (21, 1521981), (27, 1183763), (63, 507327), (189, 169109), (263, 121527), (643, 49707), (789, 40509), (1841, 17361), (1929, 16569), (2367, 13503), (4501, 7101), (5523, 5787)]