217250990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{116177}}^1$

素因数の和:116212

約数の個数: 32

約数和(自身を含む): 451700064

約数和(自身を除く): 234449074

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 116177, 232354, 580885, 1161770, 1277947, 1975009, 2555894, 3950018, 6389735, 9875045, 12779470, 19750090, 21725099, 43450198, 108625495, 217250990]

約数ペア:

[(1, 217250990), (2, 108625495), (5, 43450198), (10, 21725099), (11, 19750090), (17, 12779470), (22, 9875045), (34, 6389735), (55, 3950018), (85, 2555894), (110, 1975009), (170, 1277947), (187, 1161770), (374, 580885), (935, 232354), (1870, 116177)]