90458991

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{4391}}^1$

素因数の和:4516

約数の個数: 32

約数和(自身を含む): 154598400

約数和(自身を除く): 64139409

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 763, 981, 2289, 2943, 4391, 6867, 13173, 20601, 30737, 39519, 92211, 118557, 276633, 478619, 829899, 1435857, 3350333, 4307571, 10050999, 12922713, 30152997, 90458991]

約数ペア:

[(1, 90458991), (3, 30152997), (7, 12922713), (9, 10050999), (21, 4307571), (27, 3350333), (63, 1435857), (109, 829899), (189, 478619), (327, 276633), (763, 118557), (981, 92211), (2289, 39519), (2943, 30737), (4391, 20601), (6867, 13173)]