213402105890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43669}}^1\times {\mathrm{21247}}^1$

素因数の和:64946

約数の個数: 32

約数和(自身を含む): 400852869120

約数和(自身を除く): 187450763230

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 21247, 42494, 43669, 87338, 106235, 212470, 218345, 436690, 488681, 977362, 1004387, 2008774, 2443405, 4886810, 5021935, 10043870, 927835243, 1855670486, 4639176215, 9278352430, 21340210589, 42680421178, 106701052945, 213402105890]

約数ペア:

[(1, 213402105890), (2, 106701052945), (5, 42680421178), (10, 21340210589), (23, 9278352430), (46, 4639176215), (115, 1855670486), (230, 927835243), (21247, 10043870), (42494, 5021935), (43669, 4886810), (87338, 2443405), (106235, 2008774), (212470, 1004387), (218345, 977362), (436690, 488681)]