393418161

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 621304320

約数和(自身を除く): 227886159

約数列:

[1, 3, 9, 19, 27, 57, 171, 181, 223, 361, 513, 543, 669, 1083, 1629, 2007, 3249, 3439, 4237, 4887, 6021, 9747, 10317, 12711, 30951, 38133, 40363, 65341, 80503, 92853, 114399, 121089, 196023, 241509, 363267, 588069, 724527, 766897, 1089801, 1764207, 2173581, 2300691, 6902073, 14571043, 20706219, 43713129, 131139387, 393418161]

約数ペア:

[(1, 393418161), (3, 131139387), (9, 43713129), (19, 20706219), (27, 14571043), (57, 6902073), (171, 2300691), (181, 2173581), (223, 1764207), (361, 1089801), (513, 766897), (543, 724527), (669, 588069), (1083, 363267), (1629, 241509), (2007, 196023), (3249, 121089), (3439, 114399), (4237, 92853), (4887, 80503), (6021, 65341), (9747, 40363), (10317, 38133), (12711, 30951)]