1330990515

素因数分解:

$3^3\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{4937}}^1$

素因数の和:6948

約数の個数: 32

約数和(自身を含む): 2367869760

約数和(自身を除く): 1036879245

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 1997, 4937, 5991, 9985, 14811, 17973, 24685, 29955, 44433, 53919, 74055, 89865, 133299, 222165, 269595, 666495, 9859189, 29577567, 49295945, 88732701, 147887835, 266198103, 443663505, 1330990515]

約数ペア:

[(1, 1330990515), (3, 443663505), (5, 266198103), (9, 147887835), (15, 88732701), (27, 49295945), (45, 29577567), (135, 9859189), (1997, 666495), (4937, 269595), (5991, 222165), (9985, 133299), (14811, 89865), (17973, 74055), (24685, 53919), (29955, 44433)]