431497989

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{42391}}^1$

素因数の和:42442

約数の個数: 32

約数和(自身を含む): 712185600

約数和(自身を除く): 280687611

約数列:

[1, 3, 9, 13, 27, 29, 39, 87, 117, 261, 351, 377, 783, 1131, 3393, 10179, 42391, 127173, 381519, 551083, 1144557, 1229339, 1653249, 3688017, 4959747, 11064051, 14879241, 15981407, 33192153, 47944221, 143832663, 431497989]

約数ペア:

[(1, 431497989), (3, 143832663), (9, 47944221), (13, 33192153), (27, 15981407), (29, 14879241), (39, 11064051), (87, 4959747), (117, 3688017), (261, 1653249), (351, 1229339), (377, 1144557), (783, 551083), (1131, 381519), (3393, 127173), (10179, 42391)]