279142719

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 397958400

約数和(自身を除く): 118815681

約数列:

[1, 3, 29, 41, 87, 123, 139, 417, 563, 1189, 1689, 3567, 4031, 5699, 12093, 16327, 17097, 23083, 48981, 69249, 78257, 165271, 234771, 495813, 669407, 2008221, 2269453, 3208537, 6808359, 9625611, 93047573, 279142719]

約数ペア:

[(1, 279142719), (3, 93047573), (29, 9625611), (41, 6808359), (87, 3208537), (123, 2269453), (139, 2008221), (417, 669407), (563, 495813), (1189, 234771), (1689, 165271), (3567, 78257), (4031, 69249), (5699, 48981), (12093, 23083), (16327, 17097)]