145272531

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 215267328

約数和(自身を除く): 69994797

約数列:

[1, 3, 17, 23, 51, 69, 271, 391, 457, 813, 1173, 1371, 4607, 6233, 7769, 10511, 13821, 18699, 23307, 31533, 105961, 123847, 178687, 317883, 371541, 536061, 2105399, 2848481, 6316197, 8545443, 48424177, 145272531]

約数ペア:

[(1, 145272531), (3, 48424177), (17, 8545443), (23, 6316197), (51, 2848481), (69, 2105399), (271, 536061), (391, 371541), (457, 317883), (813, 178687), (1173, 123847), (1371, 105961), (4607, 31533), (6233, 23307), (7769, 18699), (10511, 13821)]