40988619

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1583}}^1$

素因数の和:1736

約数の個数: 32

約数和(自身を含む): 69949440

約数和(自身を除く): 28960821

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 189, 411, 959, 1233, 1583, 2877, 3699, 4749, 8631, 11081, 14247, 25893, 33243, 42741, 99729, 216871, 299187, 650613, 1518097, 1951839, 4554291, 5855517, 13662873, 40988619]

約数ペア:

[(1, 40988619), (3, 13662873), (7, 5855517), (9, 4554291), (21, 1951839), (27, 1518097), (63, 650613), (137, 299187), (189, 216871), (411, 99729), (959, 42741), (1233, 33243), (1583, 25893), (2877, 14247), (3699, 11081), (4749, 8631)]