2997813

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 5017600

約数和(自身を除く): 2019787

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 139, 237, 273, 417, 553, 973, 1027, 1659, 1807, 2919, 3081, 5421, 7189, 10981, 12649, 21567, 32943, 37947, 76867, 142753, 230601, 428259, 999271, 2997813]

約数ペア:

[(1, 2997813), (3, 999271), (7, 428259), (13, 230601), (21, 142753), (39, 76867), (79, 37947), (91, 32943), (139, 21567), (237, 12649), (273, 10981), (417, 7189), (553, 5421), (973, 3081), (1027, 2919), (1659, 1807)]