2556216

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2731}}^1$

素因数の和:2756

約数の個数: 48

約数和(自身を含む): 7458360

約数和(自身を除く): 4902144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 2731, 5462, 8193, 10924, 16386, 21848, 24579, 32772, 35503, 49158, 65544, 71006, 98316, 106509, 142012, 196632, 213018, 284024, 319527, 426036, 639054, 852072, 1278108, 2556216]

約数ペア:

[(1, 2556216), (2, 1278108), (3, 852072), (4, 639054), (6, 426036), (8, 319527), (9, 284024), (12, 213018), (13, 196632), (18, 142012), (24, 106509), (26, 98316), (36, 71006), (39, 65544), (52, 49158), (72, 35503), (78, 32772), (104, 24579), (117, 21848), (156, 16386), (234, 10924), (312, 8193), (468, 5462), (936, 2731)]