390053655

素因数分解:

$3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{13397}}^1$

素因数の和:14055

約数の個数: 24

約数和(自身を含む): 677188512

約数和(自身を除く): 287134857

約数列:

[1, 3, 5, 9, 15, 45, 647, 1941, 3235, 5823, 9705, 13397, 29115, 40191, 66985, 120573, 200955, 602865, 8667859, 26003577, 43339295, 78010731, 130017885, 390053655]

約数ペア:

[(1, 390053655), (3, 130017885), (5, 78010731), (9, 43339295), (15, 26003577), (45, 8667859), (647, 602865), (1941, 200955), (3235, 120573), (5823, 66985), (9705, 40191), (13397, 29115)]