1330388721

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{165533}}^1$

素因数の和:165605

約数の個数: 24

約数和(自身を含む): 2065864320

約数和(自身を除く): 735475599

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 165533, 496599, 1489797, 3145127, 7780051, 9435381, 23340153, 28306143, 70020459, 147820969, 443462907, 1330388721]

約数ペア:

[(1, 1330388721), (3, 443462907), (9, 147820969), (19, 70020459), (47, 28306143), (57, 23340153), (141, 9435381), (171, 7780051), (423, 3145127), (893, 1489797), (2679, 496599), (8037, 165533)]