28294455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7283}}^1$

素因数の和:7335

約数の個数: 32

約数和(自身を含む): 53144064

約数和(自身を除く): 24849609

約数列:

[1, 3, 5, 7, 15, 21, 35, 37, 105, 111, 185, 259, 555, 777, 1295, 3885, 7283, 21849, 36415, 50981, 109245, 152943, 254905, 269471, 764715, 808413, 1347355, 1886297, 4042065, 5658891, 9431485, 28294455]

約数ペア:

[(1, 28294455), (3, 9431485), (5, 5658891), (7, 4042065), (15, 1886297), (21, 1347355), (35, 808413), (37, 764715), (105, 269471), (111, 254905), (185, 152943), (259, 109245), (555, 50981), (777, 36415), (1295, 21849), (3885, 7283)]