66261279

素因数分解:

$3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{3989}}^1$

素因数の和:4119

約数の個数: 24

約数和(自身を含む): 103708080

約数和(自身を除く): 37446801

約数列:

[1, 3, 7, 21, 49, 113, 147, 339, 791, 2373, 3989, 5537, 11967, 16611, 27923, 83769, 195461, 450757, 586383, 1352271, 3155299, 9465897, 22087093, 66261279]

約数ペア:

[(1, 66261279), (3, 22087093), (7, 9465897), (21, 3155299), (49, 1352271), (113, 586383), (147, 450757), (339, 195461), (791, 83769), (2373, 27923), (3989, 16611), (5537, 11967)]