386883

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:128

約数の個数: 32

約数和(自身を含む): 691200

約数和(自身を除く): 304317

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 89, 161, 189, 207, 267, 483, 621, 623, 801, 1449, 1869, 2047, 2403, 4347, 5607, 6141, 14329, 16821, 18423, 42987, 55269, 128961, 386883]

約数ペア:

[(1, 386883), (3, 128961), (7, 55269), (9, 42987), (21, 18423), (23, 16821), (27, 14329), (63, 6141), (69, 5607), (89, 4347), (161, 2403), (189, 2047), (207, 1869), (267, 1449), (483, 801), (621, 623)]