9090990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1217}}^1$

素因数の和:1313

約数の個数: 48

約数和(自身を含む): 23941008

約数和(自身を除く): 14850018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 83, 90, 166, 249, 415, 498, 747, 830, 1217, 1245, 1494, 2434, 2490, 3651, 3735, 6085, 7302, 7470, 10953, 12170, 18255, 21906, 36510, 54765, 101011, 109530, 202022, 303033, 505055, 606066, 909099, 1010110, 1515165, 1818198, 3030330, 4545495, 9090990]

約数ペア:

[(1, 9090990), (2, 4545495), (3, 3030330), (5, 1818198), (6, 1515165), (9, 1010110), (10, 909099), (15, 606066), (18, 505055), (30, 303033), (45, 202022), (83, 109530), (90, 101011), (166, 54765), (249, 36510), (415, 21906), (498, 18255), (747, 12170), (830, 10953), (1217, 7470), (1245, 7302), (1494, 6085), (2434, 3735), (2490, 3651)]