27311775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 49425408

約数和(自身を除く): 22113633

約数列:

[1, 3, 5, 15, 17, 25, 31, 51, 75, 85, 93, 155, 255, 425, 465, 527, 691, 775, 1275, 1581, 2073, 2325, 2635, 3455, 7905, 10365, 11747, 13175, 17275, 21421, 35241, 39525, 51825, 58735, 64263, 107105, 176205, 293675, 321315, 364157, 535525, 881025, 1092471, 1606575, 1820785, 5462355, 9103925, 27311775]

約数ペア:

[(1, 27311775), (3, 9103925), (5, 5462355), (15, 1820785), (17, 1606575), (25, 1092471), (31, 881025), (51, 535525), (75, 364157), (85, 321315), (93, 293675), (155, 176205), (255, 107105), (425, 64263), (465, 58735), (527, 51825), (691, 39525), (775, 35241), (1275, 21421), (1581, 17275), (2073, 13175), (2325, 11747), (2635, 10365), (3455, 7905)]