1977683344

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1358299}}^1$

素因数の和:1358327

約数の個数: 40

約数和(自身を含む): 4716017600

約数和(自身を除く): 2738334256

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 1358299, 2716598, 5433196, 9508093, 10866392, 17657887, 19016186, 21732784, 35315774, 38032372, 70631548, 76064744, 123605209, 141263096, 152129488, 247210418, 282526192, 494420836, 988841672, 1977683344]

約数ペア:

[(1, 1977683344), (2, 988841672), (4, 494420836), (7, 282526192), (8, 247210418), (13, 152129488), (14, 141263096), (16, 123605209), (26, 76064744), (28, 70631548), (52, 38032372), (56, 35315774), (91, 21732784), (104, 19016186), (112, 17657887), (182, 10866392), (208, 9508093), (364, 5433196), (728, 2716598), (1456, 1358299)]