78178268

素因数分解:

$2^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{14173}}^1$

素因数の和:14381

約数の個数: 24

約数和(自身を含む): 157161312

約数和(自身を除く): 78983044

約数列:

[1, 2, 4, 7, 14, 28, 197, 394, 788, 1379, 2758, 5516, 14173, 28346, 56692, 99211, 198422, 396844, 2792081, 5584162, 11168324, 19544567, 39089134, 78178268]

約数ペア:

[(1, 78178268), (2, 39089134), (4, 19544567), (7, 11168324), (14, 5584162), (28, 2792081), (197, 396844), (394, 198422), (788, 99211), (1379, 56692), (2758, 28346), (5516, 14173)]