2041455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 3840480

約数和(自身を除く): 1799025

約数列:

[1, 3, 5, 13, 15, 19, 29, 39, 57, 65, 87, 95, 145, 195, 247, 285, 361, 377, 435, 551, 741, 1083, 1131, 1235, 1653, 1805, 1885, 2755, 3705, 4693, 5415, 5655, 7163, 8265, 10469, 14079, 21489, 23465, 31407, 35815, 52345, 70395, 107445, 136097, 157035, 408291, 680485, 2041455]

約数ペア:

[(1, 2041455), (3, 680485), (5, 408291), (13, 157035), (15, 136097), (19, 107445), (29, 70395), (39, 52345), (57, 35815), (65, 31407), (87, 23465), (95, 21489), (145, 14079), (195, 10469), (247, 8265), (285, 7163), (361, 5655), (377, 5415), (435, 4693), (551, 3705), (741, 2755), (1083, 1885), (1131, 1805), (1235, 1653)]