2123965

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:300

約数の個数: 16

約数和(自身を含む): 2681856

約数和(自身を除く): 557891

約数列:

[1, 5, 31, 71, 155, 193, 355, 965, 2201, 5983, 11005, 13703, 29915, 68515, 424793, 2123965]

約数ペア:

[(1, 2123965), (5, 424793), (31, 68515), (71, 29915), (155, 13703), (193, 11005), (355, 5983), (965, 2201)]