31251927

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:759

約数の個数: 32

約数和(自身を含む): 49724928

約数和(自身を除く): 18473001

約数列:

[1, 3, 7, 21, 43, 53, 129, 159, 301, 371, 653, 903, 1113, 1959, 2279, 4571, 6837, 13713, 15953, 28079, 34609, 47859, 84237, 103827, 196553, 242263, 589659, 726789, 1488187, 4464561, 10417309, 31251927]

約数ペア:

[(1, 31251927), (3, 10417309), (7, 4464561), (21, 1488187), (43, 726789), (53, 589659), (129, 242263), (159, 196553), (301, 103827), (371, 84237), (653, 47859), (903, 34609), (1113, 28079), (1959, 15953), (2279, 13713), (4571, 6837)]