56091987

素因数分解:

$3^3\times 7^1\times {\mathrm{463}}^1\times {\mathrm{641}}^1$

素因数の和:1120

約数の個数: 32

約数和(自身を含む): 95324160

約数和(自身を除く): 39232173

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 463, 641, 1389, 1923, 3241, 4167, 4487, 5769, 9723, 12501, 13461, 17307, 29169, 40383, 87507, 121149, 296783, 890349, 2077481, 2671047, 6232443, 8013141, 18697329, 56091987]

約数ペア:

[(1, 56091987), (3, 18697329), (7, 8013141), (9, 6232443), (21, 2671047), (27, 2077481), (63, 890349), (189, 296783), (463, 121149), (641, 87507), (1389, 40383), (1923, 29169), (3241, 17307), (4167, 13461), (4487, 12501), (5769, 9723)]