2188845

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:521

約数の個数: 24

約数和(自身を含む): 3833856

約数和(自身を除く): 1645011

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 383, 635, 1143, 1149, 1905, 1915, 3447, 5715, 5745, 17235, 48641, 145923, 243205, 437769, 729615, 2188845]

約数ペア:

[(1, 2188845), (3, 729615), (5, 437769), (9, 243205), (15, 145923), (45, 48641), (127, 17235), (381, 5745), (383, 5715), (635, 3447), (1143, 1915), (1149, 1905)]