172647891

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{2621}}^1$

素因数の和:3203

約数の個数: 24

約数和(自身を含む): 269143056

約数和(自身を除く): 96495165

約数列:

[1, 3, 9, 13, 39, 117, 563, 1689, 2621, 5067, 7319, 7863, 21957, 23589, 34073, 65871, 102219, 306657, 1475623, 4426869, 13280607, 19183099, 57549297, 172647891]

約数ペア:

[(1, 172647891), (3, 57549297), (9, 19183099), (13, 13280607), (39, 4426869), (117, 1475623), (563, 306657), (1689, 102219), (2621, 65871), (5067, 34073), (7319, 23589), (7863, 21957)]