1840321

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:264

約数の個数: 16

約数和(自身を含む): 2252160

約数和(自身を除く): 411839

約数列:

[1, 7, 19, 101, 133, 137, 707, 959, 1919, 2603, 13433, 13837, 18221, 96859, 262903, 1840321]

約数ペア:

[(1, 1840321), (7, 262903), (19, 96859), (101, 18221), (133, 13837), (137, 13433), (707, 2603), (959, 1919)]