2887493

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:284

約数の個数: 16

約数和(自身を含む): 3459456

約数和(自身を除く): 571963

約数列:

[1, 7, 43, 53, 181, 301, 371, 1267, 2279, 7783, 9593, 15953, 54481, 67151, 412499, 2887493]

約数ペア:

[(1, 2887493), (7, 412499), (43, 67151), (53, 54481), (181, 15953), (301, 9593), (371, 7783), (1267, 2279)]