72181851

素因数分解:

$3^1\times 7^2\times {\mathrm{317}}^1\times {\mathrm{1549}}^1$

素因数の和:1883

約数の個数: 24

約数和(自身を含む): 112381200

約数和(自身を除く): 40199349

約数列:

[1, 3, 7, 21, 49, 147, 317, 951, 1549, 2219, 4647, 6657, 10843, 15533, 32529, 46599, 75901, 227703, 491033, 1473099, 3437231, 10311693, 24060617, 72181851]

約数ペア:

[(1, 72181851), (3, 24060617), (7, 10311693), (21, 3437231), (49, 1473099), (147, 491033), (317, 227703), (951, 75901), (1549, 46599), (2219, 32529), (4647, 15533), (6657, 10843)]