81055796

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{17791}}^1$

素因数の和:17879

約数の個数: 24

約数和(自身を含む): 152441856

約数和(自身を除く): 71386060

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4556, 17791, 35582, 71164, 302447, 604894, 1191997, 1209788, 2383994, 4767988, 20263949, 40527898, 81055796]

約数ペア:

[(1, 81055796), (2, 40527898), (4, 20263949), (17, 4767988), (34, 2383994), (67, 1209788), (68, 1191997), (134, 604894), (268, 302447), (1139, 71164), (2278, 35582), (4556, 17791)]