4947921

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 48

約数和(自身を含む): 8491392

約数和(自身を除く): 3543471

約数列:

[1, 3, 9, 11, 23, 33, 41, 53, 69, 99, 123, 159, 207, 253, 369, 451, 477, 583, 759, 943, 1219, 1353, 1749, 2173, 2277, 2829, 3657, 4059, 5247, 6519, 8487, 10373, 10971, 13409, 19557, 23903, 31119, 40227, 49979, 71709, 93357, 120681, 149937, 215127, 449811, 549769, 1649307, 4947921]

約数ペア:

[(1, 4947921), (3, 1649307), (9, 549769), (11, 449811), (23, 215127), (33, 149937), (41, 120681), (53, 93357), (69, 71709), (99, 49979), (123, 40227), (159, 31119), (207, 23903), (253, 19557), (369, 13409), (451, 10971), (477, 10373), (583, 8487), (759, 6519), (943, 5247), (1219, 4059), (1353, 3657), (1749, 2829), (2173, 2277)]