78914721

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{3331}}^1$

素因数の和:3536

約数の個数: 16

約数和(自身を含む): 107956800

約数和(自身を除く): 29042079

約数列:

[1, 3, 53, 149, 159, 447, 3331, 7897, 9993, 23691, 176543, 496319, 529629, 1488957, 26304907, 78914721]

約数ペア:

[(1, 78914721), (3, 26304907), (53, 1488957), (149, 529629), (159, 496319), (447, 176543), (3331, 23691), (7897, 9993)]