390315555

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{4229}}^1$

素因数の和:4540

約数の個数: 48

約数和(自身を含む): 776018880

約数和(自身を除く): 385703325

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 293, 315, 879, 1465, 2051, 2637, 4229, 4395, 6153, 10255, 12687, 13185, 18459, 21145, 29603, 30765, 38061, 63435, 88809, 92295, 148015, 190305, 266427, 444045, 1239097, 1332135, 3717291, 6195485, 8673679, 11151873, 18586455, 26021037, 43368395, 55759365, 78063111, 130105185, 390315555]

約数ペア:

[(1, 390315555), (3, 130105185), (5, 78063111), (7, 55759365), (9, 43368395), (15, 26021037), (21, 18586455), (35, 11151873), (45, 8673679), (63, 6195485), (105, 3717291), (293, 1332135), (315, 1239097), (879, 444045), (1465, 266427), (2051, 190305), (2637, 148015), (4229, 92295), (4395, 88809), (6153, 63435), (10255, 38061), (12687, 30765), (13185, 29603), (18459, 21145)]