477305855

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 664070400

約数和(自身を除く): 186764545

約数列:

[1, 5, 13, 17, 65, 85, 149, 169, 221, 223, 745, 845, 1105, 1115, 1937, 2533, 2873, 2899, 3791, 9685, 12665, 14365, 14495, 18955, 25181, 32929, 33227, 37687, 49283, 125905, 164645, 166135, 188435, 246415, 428077, 431951, 564859, 640679, 2140385, 2159755, 2824295, 3203395, 5615363, 7343167, 28076815, 36715835, 95461171, 477305855]

約数ペア:

[(1, 477305855), (5, 95461171), (13, 36715835), (17, 28076815), (65, 7343167), (85, 5615363), (149, 3203395), (169, 2824295), (221, 2159755), (223, 2140385), (745, 640679), (845, 564859), (1105, 431951), (1115, 428077), (1937, 246415), (2533, 188435), (2873, 166135), (2899, 164645), (3791, 125905), (9685, 49283), (12665, 37687), (14365, 33227), (14495, 32929), (18955, 25181)]