66810765

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{5347}}^1$

素因数の和:5386

約数の個数: 48

約数和(自身を含む): 131689152

約数和(自身を除く): 64878387

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 5347, 12495, 16041, 26735, 37429, 80205, 90899, 112287, 187145, 262003, 272697, 454495, 561435, 636293, 786009, 1310015, 1363485, 1908879, 3181465, 3930045, 4454051, 9544395, 13362153, 22270255, 66810765]

約数ペア:

[(1, 66810765), (3, 22270255), (5, 13362153), (7, 9544395), (15, 4454051), (17, 3930045), (21, 3181465), (35, 1908879), (49, 1363485), (51, 1310015), (85, 786009), (105, 636293), (119, 561435), (147, 454495), (245, 272697), (255, 262003), (357, 187145), (595, 112287), (735, 90899), (833, 80205), (1785, 37429), (2499, 26735), (4165, 16041), (5347, 12495)]