81497156

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{82487}}^1$

素因数の和:82523

約数の個数: 24

約数和(自身を含む): 161676480

約数和(自身を除く): 80179324

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 82487, 164974, 329948, 1072331, 1567253, 2144662, 3134506, 4289324, 6269012, 20374289, 40748578, 81497156]

約数ペア:

[(1, 81497156), (2, 40748578), (4, 20374289), (13, 6269012), (19, 4289324), (26, 3134506), (38, 2144662), (52, 1567253), (76, 1072331), (247, 329948), (494, 164974), (988, 82487)]