309718827

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 500048640

約数和(自身を除く): 190329813

約数列:

[1, 3, 9, 11, 33, 71, 99, 139, 213, 317, 417, 639, 781, 951, 1251, 1529, 2343, 2853, 3487, 4587, 7029, 9869, 10461, 13761, 22507, 29607, 31383, 44063, 67521, 88821, 108559, 132189, 202563, 247577, 325677, 396567, 484693, 742731, 977031, 1454079, 2228193, 3128473, 4362237, 9385419, 28156257, 34413203, 103239609, 309718827]

約数ペア:

[(1, 309718827), (3, 103239609), (9, 34413203), (11, 28156257), (33, 9385419), (71, 4362237), (99, 3128473), (139, 2228193), (213, 1454079), (317, 977031), (417, 742731), (639, 484693), (781, 396567), (951, 325677), (1251, 247577), (1529, 202563), (2343, 132189), (2853, 108559), (3487, 88821), (4587, 67521), (7029, 44063), (9869, 31383), (10461, 29607), (13761, 22507)]