320280147

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1\times {\mathrm{397}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 525264480

約数和(自身を除く): 204984333

約数列:

[1, 3, 9, 11, 29, 33, 87, 99, 261, 281, 319, 397, 843, 957, 1191, 2529, 2871, 3091, 3573, 4367, 8149, 9273, 11513, 13101, 24447, 27819, 34539, 39303, 73341, 89639, 103617, 111557, 126643, 268917, 334671, 379929, 806751, 1004013, 1139787, 1227127, 3235153, 3681381, 9705459, 11044143, 29116377, 35586683, 106760049, 320280147]

約数ペア:

[(1, 320280147), (3, 106760049), (9, 35586683), (11, 29116377), (29, 11044143), (33, 9705459), (87, 3681381), (99, 3235153), (261, 1227127), (281, 1139787), (319, 1004013), (397, 806751), (843, 379929), (957, 334671), (1191, 268917), (2529, 126643), (2871, 111557), (3091, 103617), (3573, 89639), (4367, 73341), (8149, 39303), (9273, 34539), (11513, 27819), (13101, 24447)]