1173991

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:143

約数の個数: 24

約数和(自身を含む): 1564080

約数和(自身を除く): 390089

約数列:

[1, 7, 13, 19, 49, 91, 97, 133, 247, 637, 679, 931, 1261, 1729, 1843, 4753, 8827, 12103, 12901, 23959, 61789, 90307, 167713, 1173991]

約数ペア:

[(1, 1173991), (7, 167713), (13, 90307), (19, 61789), (49, 23959), (91, 12901), (97, 12103), (133, 8827), (247, 4753), (637, 1843), (679, 1729), (931, 1261)]