39129831

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 67415040

約数和(自身を除く): 28285209

約数列:

[1, 3, 9, 13, 23, 27, 37, 39, 69, 111, 117, 131, 207, 299, 333, 351, 393, 481, 621, 851, 897, 999, 1179, 1443, 1703, 2553, 2691, 3013, 3537, 4329, 4847, 5109, 7659, 8073, 9039, 11063, 12987, 14541, 15327, 22977, 27117, 33189, 39169, 43623, 45981, 63011, 81351, 99567, 111481, 117507, 130869, 189033, 298701, 334443, 352521, 567099, 1003329, 1057563, 1449253, 1701297, 3009987, 4347759, 13043277, 39129831]

約数ペア:

[(1, 39129831), (3, 13043277), (9, 4347759), (13, 3009987), (23, 1701297), (27, 1449253), (37, 1057563), (39, 1003329), (69, 567099), (111, 352521), (117, 334443), (131, 298701), (207, 189033), (299, 130869), (333, 117507), (351, 111481), (393, 99567), (481, 81351), (621, 63011), (851, 45981), (897, 43623), (999, 39169), (1179, 33189), (1443, 27117), (1703, 22977), (2553, 15327), (2691, 14541), (3013, 12987), (3537, 11063), (4329, 9039), (4847, 8073), (5109, 7659)]