1998542

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 32

約数和(自身を含む): 3763200

約数和(自身を除く): 1764658

約数列:

[1, 2, 7, 13, 14, 26, 79, 91, 139, 158, 182, 278, 553, 973, 1027, 1106, 1807, 1946, 2054, 3614, 7189, 10981, 12649, 14378, 21962, 25298, 76867, 142753, 153734, 285506, 999271, 1998542]

約数ペア:

[(1, 1998542), (2, 999271), (7, 285506), (13, 153734), (14, 142753), (26, 76867), (79, 25298), (91, 21962), (139, 14378), (158, 12649), (182, 10981), (278, 7189), (553, 3614), (973, 2054), (1027, 1946), (1106, 1807)]