31029471

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 52565760

約数和(自身を除く): 21536289

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 103, 153, 179, 187, 309, 537, 561, 927, 1133, 1611, 1683, 1751, 1969, 3043, 3399, 5253, 5907, 9129, 10197, 15759, 17721, 18437, 19261, 27387, 33473, 55311, 57783, 100419, 165933, 173349, 202807, 301257, 313429, 608421, 940287, 1825263, 2820861, 3447719, 10343157, 31029471]

約数ペア:

[(1, 31029471), (3, 10343157), (9, 3447719), (11, 2820861), (17, 1825263), (33, 940287), (51, 608421), (99, 313429), (103, 301257), (153, 202807), (179, 173349), (187, 165933), (309, 100419), (537, 57783), (561, 55311), (927, 33473), (1133, 27387), (1611, 19261), (1683, 18437), (1751, 17721), (1969, 15759), (3043, 10197), (3399, 9129), (5253, 5907)]