399583431

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{9059}}^1$

素因数の和:9120

約数の個数: 36

約数和(自身を含む): 646612200

約数和(自身を除く): 247028769

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 169, 261, 377, 507, 1131, 1521, 3393, 4901, 9059, 14703, 27177, 44109, 81531, 117767, 262711, 353301, 788133, 1059903, 1530971, 2364399, 3415243, 4592913, 10245729, 13778739, 30737187, 44398159, 133194477, 399583431]

約数ペア:

[(1, 399583431), (3, 133194477), (9, 44398159), (13, 30737187), (29, 13778739), (39, 10245729), (87, 4592913), (117, 3415243), (169, 2364399), (261, 1530971), (377, 1059903), (507, 788133), (1131, 353301), (1521, 262711), (3393, 117767), (4901, 81531), (9059, 44109), (14703, 27177)]