77702257

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 91010304

約数和(自身を除く): 13308047

約数列:

[1, 17, 23, 37, 41, 131, 391, 629, 697, 851, 943, 1517, 2227, 3013, 4847, 5371, 14467, 16031, 25789, 34891, 51221, 82399, 91307, 111481, 123533, 198727, 593147, 1895177, 2100061, 3378359, 4570721, 77702257]

約数ペア:

[(1, 77702257), (17, 4570721), (23, 3378359), (37, 2100061), (41, 1895177), (131, 593147), (391, 198727), (629, 123533), (697, 111481), (851, 91307), (943, 82399), (1517, 51221), (2227, 34891), (3013, 25789), (4847, 16031), (5371, 14467)]