2688892749

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{6967}}^1$

素因数の和:7090

約数の個数: 48

約数和(自身を含む): 4268318080

約数和(自身を除く): 1579425331

約数列:

[1, 3, 9, 19, 37, 57, 61, 111, 171, 183, 333, 549, 703, 1159, 2109, 2257, 3477, 6327, 6771, 6967, 10431, 20313, 20901, 42883, 62703, 128649, 132373, 257779, 385947, 397119, 424987, 773337, 1191357, 1274961, 2320011, 3824883, 4897801, 8074753, 14693403, 15724519, 24224259, 44080209, 47173557, 72672777, 141520671, 298765861, 896297583, 2688892749]

約数ペア:

[(1, 2688892749), (3, 896297583), (9, 298765861), (19, 141520671), (37, 72672777), (57, 47173557), (61, 44080209), (111, 24224259), (171, 15724519), (183, 14693403), (333, 8074753), (549, 4897801), (703, 3824883), (1159, 2320011), (2109, 1274961), (2257, 1191357), (3477, 773337), (6327, 424987), (6771, 397119), (6967, 385947), (10431, 257779), (20313, 132373), (20901, 128649), (42883, 62703)]