86886639

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2503}}^1$

素因数の和:2564

約数の個数: 48

約数和(自身を含む): 156249600

約数和(自身を除く): 69362961

約数列:

[1, 3, 7, 9, 19, 21, 29, 57, 63, 87, 133, 171, 203, 261, 399, 551, 609, 1197, 1653, 1827, 2503, 3857, 4959, 7509, 11571, 17521, 22527, 34713, 47557, 52563, 72587, 142671, 157689, 217761, 332899, 428013, 508109, 653283, 998697, 1379153, 1524327, 2996091, 4137459, 4572981, 9654071, 12412377, 28962213, 86886639]

約数ペア:

[(1, 86886639), (3, 28962213), (7, 12412377), (9, 9654071), (19, 4572981), (21, 4137459), (29, 2996091), (57, 1524327), (63, 1379153), (87, 998697), (133, 653283), (171, 508109), (203, 428013), (261, 332899), (399, 217761), (551, 157689), (609, 142671), (1197, 72587), (1653, 52563), (1827, 47557), (2503, 34713), (3857, 22527), (4959, 17521), (7509, 11571)]