7647549

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 12714240

約数和(自身を除く): 5066691

約数列:

[1, 3, 7, 13, 21, 39, 91, 109, 257, 273, 327, 763, 771, 1417, 1799, 2289, 3341, 4251, 5397, 9919, 10023, 23387, 28013, 29757, 70161, 84039, 196091, 364169, 588273, 1092507, 2549183, 7647549]

約数ペア:

[(1, 7647549), (3, 2549183), (7, 1092507), (13, 588273), (21, 364169), (39, 196091), (91, 84039), (109, 70161), (257, 29757), (273, 28013), (327, 23387), (763, 10023), (771, 9919), (1417, 5397), (1799, 4251), (2289, 3341)]