279251252

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1\times {\mathrm{479}}^1$

素因数の和:980

約数の個数: 48

約数和(自身を含む): 572866560

約数和(自身を除く): 293615308

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 443, 479, 658, 886, 958, 1316, 1772, 1916, 3101, 3353, 6202, 6706, 12404, 13412, 20821, 22513, 41642, 45026, 83284, 90052, 145747, 157591, 212197, 291494, 315182, 424394, 582988, 630364, 848788, 1485379, 2970758, 5941516, 9973259, 19946518, 39893036, 69812813, 139625626, 279251252]

約数ペア:

[(1, 279251252), (2, 139625626), (4, 69812813), (7, 39893036), (14, 19946518), (28, 9973259), (47, 5941516), (94, 2970758), (188, 1485379), (329, 848788), (443, 630364), (479, 582988), (658, 424394), (886, 315182), (958, 291494), (1316, 212197), (1772, 157591), (1916, 145747), (3101, 90052), (3353, 83284), (6202, 45026), (6706, 41642), (12404, 22513), (13412, 20821)]