4679991

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 32

約数和(自身を含む): 7392000

約数和(自身を除く): 2712009

約数列:

[1, 3, 9, 27, 29, 43, 87, 129, 139, 261, 387, 417, 783, 1161, 1247, 1251, 3741, 3753, 4031, 5977, 11223, 12093, 17931, 33669, 36279, 53793, 108837, 161379, 173333, 519999, 1559997, 4679991]

約数ペア:

[(1, 4679991), (3, 1559997), (9, 519999), (27, 173333), (29, 161379), (43, 108837), (87, 53793), (129, 36279), (139, 33669), (261, 17931), (387, 12093), (417, 11223), (783, 5977), (1161, 4031), (1247, 3753), (1251, 3741)]