64297389

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{509}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 95961600

約数和(自身を除く): 31664211

約数列:

[1, 3, 13, 39, 41, 79, 123, 237, 509, 533, 1027, 1527, 1599, 3081, 3239, 6617, 9717, 19851, 20869, 40211, 42107, 62607, 120633, 126321, 271297, 522743, 813891, 1568229, 1648651, 4945953, 21432463, 64297389]

約数ペア:

[(1, 64297389), (3, 21432463), (13, 4945953), (39, 1648651), (41, 1568229), (79, 813891), (123, 522743), (237, 271297), (509, 126321), (533, 120633), (1027, 62607), (1527, 42107), (1599, 40211), (3081, 20869), (3239, 19851), (6617, 9717)]