397996902

素因数分解:

$2^1\times 3^4\times {\mathrm{1229}}^1\times {\mathrm{1999}}^1$

素因数の和:3242

約数の個数: 40

約数和(自身を含む): 892980000

約数和(自身を除く): 494983098

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1229, 1999, 2458, 3687, 3998, 5997, 7374, 11061, 11994, 17991, 22122, 33183, 35982, 53973, 66366, 99549, 107946, 161919, 199098, 323838, 2456771, 4913542, 7370313, 14740626, 22110939, 44221878, 66332817, 132665634, 198998451, 397996902]

約数ペア:

[(1, 397996902), (2, 198998451), (3, 132665634), (6, 66332817), (9, 44221878), (18, 22110939), (27, 14740626), (54, 7370313), (81, 4913542), (162, 2456771), (1229, 323838), (1999, 199098), (2458, 161919), (3687, 107946), (3998, 99549), (5997, 66366), (7374, 53973), (11061, 35982), (11994, 33183), (17991, 22122)]