905392443

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1\times {\mathrm{971}}^1$

素因数の和:1427

約数の個数: 32

約数和(自身を含む): 1310100480

約数和(自身を除く): 404708037

約数列:

[1, 3, 17, 47, 51, 141, 389, 799, 971, 1167, 2397, 2913, 6613, 16507, 18283, 19839, 45637, 49521, 54849, 136911, 310811, 377719, 775829, 932433, 1133157, 2327487, 6421223, 17752793, 19263669, 53258379, 301797481, 905392443]

約数ペア:

[(1, 905392443), (3, 301797481), (17, 53258379), (47, 19263669), (51, 17752793), (141, 6421223), (389, 2327487), (799, 1133157), (971, 932433), (1167, 775829), (2397, 377719), (2913, 310811), (6613, 136911), (16507, 54849), (18283, 49521), (19839, 45637)]