68629197

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 120637440

約数和(自身を除く): 52008243

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 101, 131, 133, 247, 273, 303, 393, 399, 707, 741, 917, 1313, 1703, 1729, 1919, 2121, 2489, 2751, 3939, 5109, 5187, 5757, 7467, 9191, 11921, 13231, 13433, 17423, 24947, 27573, 32357, 35763, 39693, 40299, 52269, 74841, 92617, 97071, 172003, 174629, 226499, 251389, 277851, 516009, 523887, 679497, 754167, 1204021, 1759723, 3268057, 3612063, 5279169, 9804171, 22876399, 68629197]

約数ペア:

[(1, 68629197), (3, 22876399), (7, 9804171), (13, 5279169), (19, 3612063), (21, 3268057), (39, 1759723), (57, 1204021), (91, 754167), (101, 679497), (131, 523887), (133, 516009), (247, 277851), (273, 251389), (303, 226499), (393, 174629), (399, 172003), (707, 97071), (741, 92617), (917, 74841), (1313, 52269), (1703, 40299), (1729, 39693), (1919, 35763), (2121, 32357), (2489, 27573), (2751, 24947), (3939, 17423), (5109, 13433), (5187, 13231), (5757, 11921), (7467, 9191)]