12611991

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 20554240

約数和(自身を除く): 7942249

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 433, 511, 1299, 1387, 1533, 3031, 4161, 8227, 9093, 9709, 24681, 29127, 31609, 57589, 94827, 172767, 221263, 600571, 663789, 1801713, 4203997, 12611991]

約数ペア:

[(1, 12611991), (3, 4203997), (7, 1801713), (19, 663789), (21, 600571), (57, 221263), (73, 172767), (133, 94827), (219, 57589), (399, 31609), (433, 29127), (511, 24681), (1299, 9709), (1387, 9093), (1533, 8227), (3031, 4161)]