47163987

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{821}}^1$

素因数の和:1331

約数の個数: 24

約数和(自身を含む): 73605168

約数和(自身を除く): 26441181

約数列:

[1, 3, 9, 13, 39, 117, 491, 821, 1473, 2463, 4419, 6383, 7389, 10673, 19149, 32019, 57447, 96057, 403111, 1209333, 3627999, 5240443, 15721329, 47163987]

約数ペア:

[(1, 47163987), (3, 15721329), (9, 5240443), (13, 3627999), (39, 1209333), (117, 403111), (491, 96057), (821, 57447), (1473, 32019), (2463, 19149), (4419, 10673), (6383, 7389)]