81902268

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{325009}}^1$

素因数の和:325026

約数の個数: 36

約数和(自身を含む): 236607280

約数和(自身を除く): 154705012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 325009, 650018, 975027, 1300036, 1950054, 2275063, 2925081, 3900108, 4550126, 5850162, 6825189, 9100252, 11700324, 13650378, 20475567, 27300756, 40951134, 81902268]

約数ペア:

[(1, 81902268), (2, 40951134), (3, 27300756), (4, 20475567), (6, 13650378), (7, 11700324), (9, 9100252), (12, 6825189), (14, 5850162), (18, 4550126), (21, 3900108), (28, 2925081), (36, 2275063), (42, 1950054), (63, 1300036), (84, 975027), (126, 650018), (252, 325009)]