217978082

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{1117}}^1$

素因数の和:1442

約数の個数: 32

約数和(自身を含む): 382516992

約数和(自身を除く): 164538910

約数列:

[1, 2, 7, 14, 53, 106, 263, 371, 526, 742, 1117, 1841, 2234, 3682, 7819, 13939, 15638, 27878, 59201, 97573, 118402, 195146, 293771, 414407, 587542, 828814, 2056397, 4112794, 15569863, 31139726, 108989041, 217978082]

約数ペア:

[(1, 217978082), (2, 108989041), (7, 31139726), (14, 15569863), (53, 4112794), (106, 2056397), (263, 828814), (371, 587542), (526, 414407), (742, 293771), (1117, 195146), (1841, 118402), (2234, 97573), (3682, 59201), (7819, 27878), (13939, 15638)]