154961777

素因数分解:

${\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:357

約数の個数: 24

約数和(自身を含む): 172346112

約数和(自身を除く): 17384335

約数列:

[1, 19, 31, 61, 227, 361, 589, 1159, 1891, 4313, 7037, 11191, 13847, 22021, 35929, 81947, 133703, 263093, 429257, 682651, 2540357, 4998767, 8155883, 154961777]

約数ペア:

[(1, 154961777), (19, 8155883), (31, 4998767), (61, 2540357), (227, 682651), (361, 429257), (589, 263093), (1159, 133703), (1891, 81947), (4313, 35929), (7037, 22021), (11191, 13847)]