7986258

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:519

約数の個数: 48

約数和(自身を含む): 19933056

約数和(自身を除く): 11946798

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 241, 263, 482, 526, 723, 789, 1446, 1578, 1687, 1841, 2169, 2367, 3374, 3682, 4338, 4734, 5061, 5523, 10122, 11046, 15183, 16569, 30366, 33138, 63383, 126766, 190149, 380298, 443681, 570447, 887362, 1140894, 1331043, 2662086, 3993129, 7986258]

約数ペア:

[(1, 7986258), (2, 3993129), (3, 2662086), (6, 1331043), (7, 1140894), (9, 887362), (14, 570447), (18, 443681), (21, 380298), (42, 190149), (63, 126766), (126, 63383), (241, 33138), (263, 30366), (482, 16569), (526, 15183), (723, 11046), (789, 10122), (1446, 5523), (1578, 5061), (1687, 4734), (1841, 4338), (2169, 3682), (2367, 3374)]