213222471

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{4547}}^1$

素因数の和:4604

約数の個数: 48

約数和(自身を含む): 373299840

約数和(自身を除く): 160077369

約数列:

[1, 3, 7, 11, 21, 29, 33, 49, 77, 87, 147, 203, 231, 319, 539, 609, 957, 1421, 1617, 2233, 4263, 4547, 6699, 13641, 15631, 31829, 46893, 50017, 95487, 131863, 150051, 222803, 350119, 395589, 668409, 923041, 1050357, 1450493, 2450833, 2769123, 4351479, 6461287, 7352499, 10153451, 19383861, 30460353, 71074157, 213222471]

約数ペア:

[(1, 213222471), (3, 71074157), (7, 30460353), (11, 19383861), (21, 10153451), (29, 7352499), (33, 6461287), (49, 4351479), (77, 2769123), (87, 2450833), (147, 1450493), (203, 1050357), (231, 923041), (319, 668409), (539, 395589), (609, 350119), (957, 222803), (1421, 150051), (1617, 131863), (2233, 95487), (4263, 50017), (4547, 46893), (6699, 31829), (13641, 15631)]