71519805

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2083}}^1$

素因数の和:2210

約数の個数: 48

約数和(自身を含む): 143045760

約数和(自身を除く): 71525955

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 109, 315, 327, 545, 763, 981, 1635, 2083, 2289, 3815, 4905, 6249, 6867, 10415, 11445, 14581, 18747, 31245, 34335, 43743, 72905, 93735, 131229, 218715, 227047, 656145, 681141, 1135235, 1589329, 2043423, 3405705, 4767987, 7946645, 10217115, 14303961, 23839935, 71519805]

約数ペア:

[(1, 71519805), (3, 23839935), (5, 14303961), (7, 10217115), (9, 7946645), (15, 4767987), (21, 3405705), (35, 2043423), (45, 1589329), (63, 1135235), (105, 681141), (109, 656145), (315, 227047), (327, 218715), (545, 131229), (763, 93735), (981, 72905), (1635, 43743), (2083, 34335), (2289, 31245), (3815, 18747), (4905, 14581), (6249, 11445), (6867, 10415)]