218944754

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{3851}}^1$

素因数の和:4022

約数の個数: 32

約数和(自身を含む): 390500352

約数和(自身を除く): 171555598

約数列:

[1, 2, 7, 14, 31, 62, 131, 217, 262, 434, 917, 1834, 3851, 4061, 7702, 8122, 26957, 28427, 53914, 56854, 119381, 238762, 504481, 835667, 1008962, 1671334, 3531367, 7062734, 15638911, 31277822, 109472377, 218944754]

約数ペア:

[(1, 218944754), (2, 109472377), (7, 31277822), (14, 15638911), (31, 7062734), (62, 3531367), (131, 1671334), (217, 1008962), (262, 835667), (434, 504481), (917, 238762), (1834, 119381), (3851, 56854), (4061, 53914), (7702, 28427), (8122, 26957)]