2757258

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 6938880

約数和(自身を除く): 4181622

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 79, 126, 158, 237, 277, 474, 553, 554, 711, 831, 1106, 1422, 1659, 1662, 1939, 2493, 3318, 3878, 4977, 4986, 5817, 9954, 11634, 17451, 21883, 34902, 43766, 65649, 131298, 153181, 196947, 306362, 393894, 459543, 919086, 1378629, 2757258]

約数ペア:

[(1, 2757258), (2, 1378629), (3, 919086), (6, 459543), (7, 393894), (9, 306362), (14, 196947), (18, 153181), (21, 131298), (42, 65649), (63, 43766), (79, 34902), (126, 21883), (158, 17451), (237, 11634), (277, 9954), (474, 5817), (553, 4986), (554, 4977), (711, 3878), (831, 3318), (1106, 2493), (1422, 1939), (1659, 1662)]