222776289

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{449}}^1\times {\mathrm{1901}}^1$

素因数の和:2385

約数の個数: 24

約数和(自身を含む): 333801000

約数和(自身を除く): 111024711

約数列:

[1, 3, 9, 29, 87, 261, 449, 1347, 1901, 4041, 5703, 13021, 17109, 39063, 55129, 117189, 165387, 496161, 853549, 2560647, 7681941, 24752921, 74258763, 222776289]

約数ペア:

[(1, 222776289), (3, 74258763), (9, 24752921), (29, 7681941), (87, 2560647), (261, 853549), (449, 496161), (1347, 165387), (1901, 117189), (4041, 55129), (5703, 39063), (13021, 17109)]