217872036

素因数分解:

$2^2\times 3^2\times {\mathrm{887}}^1\times {\mathrm{6823}}^1$

素因数の和:7720

約数の個数: 36

約数和(自身を含む): 551433792

約数和(自身を除く): 333561756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 887, 1774, 2661, 3548, 5322, 6823, 7983, 10644, 13646, 15966, 20469, 27292, 31932, 40938, 61407, 81876, 122814, 245628, 6052001, 12104002, 18156003, 24208004, 36312006, 54468009, 72624012, 108936018, 217872036]

約数ペア:

[(1, 217872036), (2, 108936018), (3, 72624012), (4, 54468009), (6, 36312006), (9, 24208004), (12, 18156003), (18, 12104002), (36, 6052001), (887, 245628), (1774, 122814), (2661, 81876), (3548, 61407), (5322, 40938), (6823, 31932), (7983, 27292), (10644, 20469), (13646, 15966)]