78878268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{313009}}^1$

素因数の和:313026

約数の個数: 36

約数和(自身を含む): 227871280

約数和(自身を除く): 148993012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 313009, 626018, 939027, 1252036, 1878054, 2191063, 2817081, 3756108, 4382126, 5634162, 6573189, 8764252, 11268324, 13146378, 19719567, 26292756, 39439134, 78878268]

約数ペア:

[(1, 78878268), (2, 39439134), (3, 26292756), (4, 19719567), (6, 13146378), (7, 11268324), (9, 8764252), (12, 6573189), (14, 5634162), (18, 4382126), (21, 3756108), (28, 2817081), (36, 2191063), (42, 1878054), (63, 1252036), (84, 939027), (126, 626018), (252, 313009)]