13381863

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:275

約数の個数: 32

約数和(自身を含む): 20447232

約数和(自身を除く): 7065369

約数列:

[1, 3, 11, 31, 33, 93, 103, 127, 309, 341, 381, 1023, 1133, 1397, 3193, 3399, 3937, 4191, 9579, 11811, 13081, 35123, 39243, 43307, 105369, 129921, 143891, 405511, 431673, 1216533, 4460621, 13381863]

約数ペア:

[(1, 13381863), (3, 4460621), (11, 1216533), (31, 431673), (33, 405511), (93, 143891), (103, 129921), (127, 105369), (309, 43307), (341, 39243), (381, 35123), (1023, 13081), (1133, 11811), (1397, 9579), (3193, 4191), (3399, 3937)]