2178998416

素因数分解:

$2^4\times 7^1\times {\mathrm{3491}}^1\times {\mathrm{5573}}^1$

素因数の和:9079

約数の個数: 40

約数和(自身を含む): 4827173184

約数和(自身を除く): 2648174768

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3491, 5573, 6982, 11146, 13964, 22292, 24437, 27928, 39011, 44584, 48874, 55856, 78022, 89168, 97748, 156044, 195496, 312088, 390992, 624176, 19455343, 38910686, 77821372, 136187401, 155642744, 272374802, 311285488, 544749604, 1089499208, 2178998416]

約数ペア:

[(1, 2178998416), (2, 1089499208), (4, 544749604), (7, 311285488), (8, 272374802), (14, 155642744), (16, 136187401), (28, 77821372), (56, 38910686), (112, 19455343), (3491, 624176), (5573, 390992), (6982, 312088), (11146, 195496), (13964, 156044), (22292, 97748), (24437, 89168), (27928, 78022), (39011, 55856), (44584, 48874)]