147996891

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{20789}}^1$

素因数の和:20915

約数の個数: 24

約数和(自身を含む): 246486240

約数和(自身を除く): 98489349

約数列:

[1, 3, 7, 9, 21, 63, 113, 339, 791, 1017, 2373, 7119, 20789, 62367, 145523, 187101, 436569, 1309707, 2349157, 7047471, 16444099, 21142413, 49332297, 147996891]

約数ペア:

[(1, 147996891), (3, 49332297), (7, 21142413), (9, 16444099), (21, 7047471), (63, 2349157), (113, 1309707), (339, 436569), (791, 187101), (1017, 145523), (2373, 62367), (7119, 20789)]