1258942616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{991}}^1\times {\mathrm{9341}}^1$

素因数の和:10355

約数の個数: 32

約数和(自身を含む): 2502161280

約数和(自身を除く): 1243218664

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 991, 1982, 3964, 7928, 9341, 16847, 18682, 33694, 37364, 67388, 74728, 134776, 158797, 317594, 635188, 1270376, 9256931, 18513862, 37027724, 74055448, 157367827, 314735654, 629471308, 1258942616]

約数ペア:

[(1, 1258942616), (2, 629471308), (4, 314735654), (8, 157367827), (17, 74055448), (34, 37027724), (68, 18513862), (136, 9256931), (991, 1270376), (1982, 635188), (3964, 317594), (7928, 158797), (9341, 134776), (16847, 74728), (18682, 67388), (33694, 37364)]