16508769039

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{372751}}^1$

素因数の和:372820

約数の個数: 48

約数和(自身を含む): 29462318080

約数和(自身を除く): 12953549041

約数列:

[1, 3, 7, 9, 19, 21, 37, 57, 63, 111, 133, 171, 259, 333, 399, 703, 777, 1197, 2109, 2331, 4921, 6327, 14763, 44289, 372751, 1118253, 2609257, 3354759, 7082269, 7827771, 13791787, 21246807, 23483313, 41375361, 49575883, 63740421, 96542509, 124126083, 148727649, 262043953, 289627527, 446182947, 786131859, 868882581, 1834307671, 2358395577, 5502923013, 16508769039]

約数ペア:

[(1, 16508769039), (3, 5502923013), (7, 2358395577), (9, 1834307671), (19, 868882581), (21, 786131859), (37, 446182947), (57, 289627527), (63, 262043953), (111, 148727649), (133, 124126083), (171, 96542509), (259, 63740421), (333, 49575883), (399, 41375361), (703, 23483313), (777, 21246807), (1197, 13791787), (2109, 7827771), (2331, 7082269), (4921, 3354759), (6327, 2609257), (14763, 1118253), (44289, 372751)]