7863321

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:189

約数の個数: 32

約数和(自身を含む): 11750400

約数和(自身を除く): 3887079

約数列:

[1, 3, 19, 29, 57, 67, 71, 87, 201, 213, 551, 1273, 1349, 1653, 1943, 2059, 3819, 4047, 4757, 5829, 6177, 14271, 36917, 39121, 90383, 110751, 117363, 137953, 271149, 413859, 2621107, 7863321]

約数ペア:

[(1, 7863321), (3, 2621107), (19, 413859), (29, 271149), (57, 137953), (67, 117363), (71, 110751), (87, 90383), (201, 39121), (213, 36917), (551, 14271), (1273, 6177), (1349, 5829), (1653, 4757), (1943, 4047), (2059, 3819)]