254961931

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 317813760

約数和(自身を除く): 62851829

約数列:

[1, 7, 19, 37, 133, 197, 259, 263, 703, 1379, 1841, 3743, 4921, 4997, 7289, 9731, 26201, 34979, 51023, 51811, 68117, 138491, 184889, 362677, 969437, 984409, 1294223, 1917007, 6890863, 13419049, 36423133, 254961931]

約数ペア:

[(1, 254961931), (7, 36423133), (19, 13419049), (37, 6890863), (133, 1917007), (197, 1294223), (259, 984409), (263, 969437), (703, 362677), (1379, 184889), (1841, 138491), (3743, 68117), (4921, 51811), (4997, 51023), (7289, 34979), (9731, 26201)]