25852749

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 39513600

約数和(自身を除く): 13660851

約数列:

[1, 3, 13, 19, 39, 57, 139, 247, 251, 417, 741, 753, 1807, 2641, 3263, 4769, 5421, 7923, 9789, 14307, 34333, 34889, 61997, 102999, 104667, 185991, 453557, 662891, 1360671, 1988673, 8617583, 25852749]

約数ペア:

[(1, 25852749), (3, 8617583), (13, 1988673), (19, 1360671), (39, 662891), (57, 453557), (139, 185991), (247, 104667), (251, 102999), (417, 61997), (741, 34889), (753, 34333), (1807, 14307), (2641, 9789), (3263, 7923), (4769, 5421)]