201806181

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1721}}^1$

素因数の和:1874

約数の個数: 32

約数和(自身を含む): 309133440

約数和(自身を除く): 107327259

約数列:

[1, 3, 9, 27, 43, 101, 129, 303, 387, 909, 1161, 1721, 2727, 4343, 5163, 13029, 15489, 39087, 46467, 74003, 117261, 173821, 222009, 521463, 666027, 1564389, 1998081, 4693167, 7474303, 22422909, 67268727, 201806181]

約数ペア:

[(1, 201806181), (3, 67268727), (9, 22422909), (27, 7474303), (43, 4693167), (101, 1998081), (129, 1564389), (303, 666027), (387, 521463), (909, 222009), (1161, 173821), (1721, 117261), (2727, 74003), (4343, 46467), (5163, 39087), (13029, 15489)]