42944517

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2054

約数の個数: 48

約数和(自身を含む): 79872000

約数和(自身を除く): 36927483

約数列:

[1, 3, 7, 9, 11, 21, 31, 33, 63, 77, 93, 99, 217, 231, 279, 341, 651, 693, 1023, 1953, 1999, 2387, 3069, 5997, 7161, 13993, 17991, 21483, 21989, 41979, 61969, 65967, 125937, 153923, 185907, 197901, 433783, 461769, 557721, 681659, 1301349, 1385307, 2044977, 3904047, 4771613, 6134931, 14314839, 42944517]

約数ペア:

[(1, 42944517), (3, 14314839), (7, 6134931), (9, 4771613), (11, 3904047), (21, 2044977), (31, 1385307), (33, 1301349), (63, 681659), (77, 557721), (93, 461769), (99, 433783), (217, 197901), (231, 185907), (279, 153923), (341, 125937), (651, 65967), (693, 61969), (1023, 41979), (1953, 21989), (1999, 21483), (2387, 17991), (3069, 13993), (5997, 7161)]