6966990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:601

約数の個数: 48

約数和(自身を含む): 18252000

約数和(自身を除く): 11285010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 199, 389, 398, 597, 778, 995, 1167, 1194, 1791, 1945, 1990, 2334, 2985, 3501, 3582, 3890, 5835, 5970, 7002, 8955, 11670, 17505, 17910, 35010, 77411, 154822, 232233, 387055, 464466, 696699, 774110, 1161165, 1393398, 2322330, 3483495, 6966990]

約数ペア:

[(1, 6966990), (2, 3483495), (3, 2322330), (5, 1393398), (6, 1161165), (9, 774110), (10, 696699), (15, 464466), (18, 387055), (30, 232233), (45, 154822), (90, 77411), (199, 35010), (389, 17910), (398, 17505), (597, 11670), (778, 8955), (995, 7002), (1167, 5970), (1194, 5835), (1791, 3890), (1945, 3582), (1990, 3501), (2334, 2985)]