121121231

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{5981}}^1$

素因数の和:6262

約数の個数: 16

約数和(自身を含む): 151607808

約数和(自身を除く): 30486577

約数列:

[1, 7, 11, 77, 263, 1841, 2893, 5981, 20251, 41867, 65791, 460537, 1573003, 11011021, 17303033, 121121231]

約数ペア:

[(1, 121121231), (7, 17303033), (11, 11011021), (77, 1573003), (263, 460537), (1841, 65791), (2893, 41867), (5981, 20251)]