4890015

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{643}}^1$

素因数の和:680

約数の個数: 36

約数和(自身を含む): 9192456

約数和(自身を除く): 4302441

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 643, 845, 1521, 1929, 2535, 3215, 5787, 7605, 8359, 9645, 25077, 28935, 41795, 75231, 108667, 125385, 326001, 376155, 543335, 978003, 1630005, 4890015]

約数ペア:

[(1, 4890015), (3, 1630005), (5, 978003), (9, 543335), (13, 376155), (15, 326001), (39, 125385), (45, 108667), (65, 75231), (117, 41795), (169, 28935), (195, 25077), (507, 9645), (585, 8359), (643, 7605), (845, 5787), (1521, 3215), (1929, 2535)]