121177215

素因数分解:

$3^4\times 5^1\times {\mathrm{433}}^1\times {\mathrm{691}}^1$

素因数の和:1141

約数の個数: 40

約数和(自身を含む): 218038128

約数和(自身を除く): 96860913

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 433, 691, 1299, 2073, 2165, 3455, 3897, 6219, 6495, 10365, 11691, 18657, 19485, 31095, 35073, 55971, 58455, 93285, 175365, 279855, 299203, 897609, 1496015, 2692827, 4488045, 8078481, 13464135, 24235443, 40392405, 121177215]

約数ペア:

[(1, 121177215), (3, 40392405), (5, 24235443), (9, 13464135), (15, 8078481), (27, 4488045), (45, 2692827), (81, 1496015), (135, 897609), (405, 299203), (433, 279855), (691, 175365), (1299, 93285), (2073, 58455), (2165, 55971), (3455, 35073), (3897, 31095), (6219, 19485), (6495, 18657), (10365, 11691)]