231216999

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{6287}}^1$

素因数の和:6367

約数の個数: 32

約数和(自身を含む): 354945024

約数和(自身を除く): 123728025

約数列:

[1, 3, 13, 23, 39, 41, 69, 123, 299, 533, 897, 943, 1599, 2829, 6287, 12259, 18861, 36777, 81731, 144601, 245193, 257767, 433803, 773301, 1879813, 3350971, 5639439, 5928641, 10052913, 17785923, 77072333, 231216999]

約数ペア:

[(1, 231216999), (3, 77072333), (13, 17785923), (23, 10052913), (39, 5928641), (41, 5639439), (69, 3350971), (123, 1879813), (299, 773301), (533, 433803), (897, 257767), (943, 245193), (1599, 144601), (2829, 81731), (6287, 36777), (12259, 18861)]