12313215

素因数分解:

$3^4\times 5^1\times {\mathrm{30403}}^1$

素因数の和:30420

約数の個数: 20

約数和(自身を含む): 22073304

約数和(自身を除く): 9760089

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30403, 91209, 152015, 273627, 456045, 820881, 1368135, 2462643, 4104405, 12313215]

約数ペア:

[(1, 12313215), (3, 4104405), (5, 2462643), (9, 1368135), (15, 820881), (27, 456045), (45, 273627), (81, 152015), (135, 91209), (405, 30403)]