15817275

素因数分解:

$3^4\times 5^2\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:202

約数の個数: 60

約数和(自身を含む): 29977992

約数和(自身を除く): 14160717

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 73, 75, 81, 107, 135, 219, 225, 321, 365, 405, 535, 657, 675, 963, 1095, 1605, 1825, 1971, 2025, 2675, 2889, 3285, 4815, 5475, 5913, 7811, 8025, 8667, 9855, 14445, 16425, 23433, 24075, 29565, 39055, 43335, 49275, 70299, 72225, 117165, 147825, 195275, 210897, 216675, 351495, 585825, 632691, 1054485, 1757475, 3163455, 5272425, 15817275]

約数ペア:

[(1, 15817275), (3, 5272425), (5, 3163455), (9, 1757475), (15, 1054485), (25, 632691), (27, 585825), (45, 351495), (73, 216675), (75, 210897), (81, 195275), (107, 147825), (135, 117165), (219, 72225), (225, 70299), (321, 49275), (365, 43335), (405, 39055), (535, 29565), (657, 24075), (675, 23433), (963, 16425), (1095, 14445), (1605, 9855), (1825, 8667), (1971, 8025), (2025, 7811), (2675, 5913), (2889, 5475), (3285, 4815)]