12707655

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 21288960

約数和(自身を除く): 8581305

約数列:

[1, 3, 5, 15, 29, 87, 131, 145, 223, 393, 435, 655, 669, 1115, 1965, 3345, 3799, 6467, 11397, 18995, 19401, 29213, 32335, 56985, 87639, 97005, 146065, 438195, 847177, 2541531, 4235885, 12707655]

約数ペア:

[(1, 12707655), (3, 4235885), (5, 2541531), (15, 847177), (29, 438195), (87, 146065), (131, 97005), (145, 87639), (223, 56985), (393, 32335), (435, 29213), (655, 19401), (669, 18995), (1115, 11397), (1965, 6467), (3345, 3799)]