217967398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{1447}}^1$

素因数の和:1668

約数の個数: 32

約数和(自身を含む): 367815168

約数和(自身を除く): 149847770

約数列:

[1, 2, 11, 22, 41, 82, 167, 334, 451, 902, 1447, 1837, 2894, 3674, 6847, 13694, 15917, 31834, 59327, 75317, 118654, 150634, 241649, 483298, 652597, 1305194, 2658139, 5316278, 9907609, 19815218, 108983699, 217967398]

約数ペア:

[(1, 217967398), (2, 108983699), (11, 19815218), (22, 9907609), (41, 5316278), (82, 2658139), (167, 1305194), (334, 652597), (451, 483298), (902, 241649), (1447, 150634), (1837, 118654), (2894, 75317), (3674, 59327), (6847, 31834), (13694, 15917)]