209631775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{1889}}^1$

素因数の和:2115

約数の個数: 24

約数和(自身を含む): 272795040

約数和(自身を除く): 63163265

約数列:

[1, 5, 23, 25, 115, 193, 575, 965, 1889, 4439, 4825, 9445, 22195, 43447, 47225, 110975, 217235, 364577, 1086175, 1822885, 8385271, 9114425, 41926355, 209631775]

約数ペア:

[(1, 209631775), (5, 41926355), (23, 9114425), (25, 8385271), (115, 1822885), (193, 1086175), (575, 364577), (965, 217235), (1889, 110975), (4439, 47225), (4825, 43447), (9445, 22195)]