30642843

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1217}}^1$

素因数の和:1347

約数の個数: 32

約数和(自身を含む): 51448320

約数和(自身を除く): 20805477

約数列:

[1, 3, 7, 11, 21, 33, 77, 109, 231, 327, 763, 1199, 1217, 2289, 3597, 3651, 8393, 8519, 13387, 25179, 25557, 40161, 93709, 132653, 281127, 397959, 928571, 1459183, 2785713, 4377549, 10214281, 30642843]

約数ペア:

[(1, 30642843), (3, 10214281), (7, 4377549), (11, 2785713), (21, 1459183), (33, 928571), (77, 397959), (109, 281127), (231, 132653), (327, 93709), (763, 40161), (1199, 25557), (1217, 25179), (2289, 13387), (3597, 8519), (3651, 8393)]