1898049447

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{187129}}^1$

素因数の和:187172

約数の個数: 36

約数和(自身を含む): 3327919920

約数和(自身を除く): 1429870473

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 3381, 10143, 187129, 561387, 1309903, 1684161, 3929709, 4303967, 9169321, 11789127, 12911901, 27507963, 30127769, 38735703, 82523889, 90383307, 210894383, 271149921, 632683149, 1898049447]

約数ペア:

[(1, 1898049447), (3, 632683149), (7, 271149921), (9, 210894383), (21, 90383307), (23, 82523889), (49, 38735703), (63, 30127769), (69, 27507963), (147, 12911901), (161, 11789127), (207, 9169321), (441, 4303967), (483, 3929709), (1127, 1684161), (1449, 1309903), (3381, 561387), (10143, 187129)]