389650872

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1248881}}^1$

素因数の和:1248903

約数の個数: 32

約数和(自身を含む): 1049060880

約数和(自身を除く): 659410008

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1248881, 2497762, 3746643, 4995524, 7493286, 9991048, 14986572, 16235453, 29973144, 32470906, 48706359, 64941812, 97412718, 129883624, 194825436, 389650872]

約数ペア:

[(1, 389650872), (2, 194825436), (3, 129883624), (4, 97412718), (6, 64941812), (8, 48706359), (12, 32470906), (13, 29973144), (24, 16235453), (26, 14986572), (39, 9991048), (52, 7493286), (78, 4995524), (104, 3746643), (156, 2497762), (312, 1248881)]