61121205

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{733}}^1$

素因数の和:870

約数の個数: 48

約数和(自身を含む): 113358960

約数和(自身を除く): 52237755

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 109, 153, 255, 327, 545, 733, 765, 981, 1635, 1853, 2199, 3665, 4905, 5559, 6597, 9265, 10995, 12461, 16677, 27795, 32985, 37383, 62305, 79897, 83385, 112149, 186915, 239691, 399485, 560745, 719073, 1198455, 1358249, 3595365, 4074747, 6791245, 12224241, 20373735, 61121205]

約数ペア:

[(1, 61121205), (3, 20373735), (5, 12224241), (9, 6791245), (15, 4074747), (17, 3595365), (45, 1358249), (51, 1198455), (85, 719073), (109, 560745), (153, 399485), (255, 239691), (327, 186915), (545, 112149), (733, 83385), (765, 79897), (981, 62305), (1635, 37383), (1853, 32985), (2199, 27795), (3665, 16677), (4905, 12461), (5559, 10995), (6597, 9265)]