28876946

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{521}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 51414912

約数和(自身を除く): 22537966

約数列:

[1, 2, 7, 14, 37, 74, 107, 214, 259, 518, 521, 749, 1042, 1498, 3647, 3959, 7294, 7918, 19277, 27713, 38554, 55426, 55747, 111494, 134939, 269878, 390229, 780458, 2062639, 4125278, 14438473, 28876946]

約数ペア:

[(1, 28876946), (2, 14438473), (7, 4125278), (14, 2062639), (37, 780458), (74, 390229), (107, 269878), (214, 134939), (259, 111494), (518, 55747), (521, 55426), (749, 38554), (1042, 27713), (1498, 19277), (3647, 7918), (3959, 7294)]