9999090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{461}}^1$

素因数の和:715

約数の個数: 48

約数和(自身を含む): 26162136

約数和(自身を除く): 16163046

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 241, 461, 482, 723, 922, 1205, 1383, 1446, 2169, 2305, 2410, 2766, 3615, 4149, 4338, 4610, 6915, 7230, 8298, 10845, 13830, 20745, 21690, 41490, 111101, 222202, 333303, 555505, 666606, 999909, 1111010, 1666515, 1999818, 3333030, 4999545, 9999090]

約数ペア:

[(1, 9999090), (2, 4999545), (3, 3333030), (5, 1999818), (6, 1666515), (9, 1111010), (10, 999909), (15, 666606), (18, 555505), (30, 333303), (45, 222202), (90, 111101), (241, 41490), (461, 21690), (482, 20745), (723, 13830), (922, 10845), (1205, 8298), (1383, 7230), (1446, 6915), (2169, 4610), (2305, 4338), (2410, 4149), (2766, 3615)]