2457399

素因数分解:

$3^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 3880560

約数和(自身を除く): 1423161

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 229, 511, 687, 1533, 1603, 3577, 4809, 10731, 11221, 16717, 33663, 50151, 117019, 351057, 819133, 2457399]

約数ペア:

[(1, 2457399), (3, 819133), (7, 351057), (21, 117019), (49, 50151), (73, 33663), (147, 16717), (219, 11221), (229, 10731), (511, 4809), (687, 3577), (1533, 1603)]