30251991

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{757}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 50646528

約数和(自身を除く): 20394537

約数列:

[1, 3, 7, 11, 21, 33, 77, 173, 231, 519, 757, 1211, 1903, 2271, 3633, 5299, 5709, 8327, 13321, 15897, 24981, 39963, 58289, 130961, 174867, 392883, 916727, 1440571, 2750181, 4321713, 10083997, 30251991]

約数ペア:

[(1, 30251991), (3, 10083997), (7, 4321713), (11, 2750181), (21, 1440571), (33, 916727), (77, 392883), (173, 174867), (231, 130961), (519, 58289), (757, 39963), (1211, 24981), (1903, 15897), (2271, 13321), (3633, 8327), (5299, 5709)]