645366915

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{1319}}^1$

素因数の和:1544

約数の個数: 48

約数和(自身を含む): 1141620480

約数和(自身を除く): 496253565

約数列:

[1, 3, 5, 9, 15, 45, 83, 131, 249, 393, 415, 655, 747, 1179, 1245, 1319, 1965, 3735, 3957, 5895, 6595, 10873, 11871, 19785, 32619, 54365, 59355, 97857, 109477, 163095, 172789, 328431, 489285, 518367, 547385, 863945, 985293, 1555101, 1642155, 2591835, 4926465, 7775505, 14341487, 43024461, 71707435, 129073383, 215122305, 645366915]

約数ペア:

[(1, 645366915), (3, 215122305), (5, 129073383), (9, 71707435), (15, 43024461), (45, 14341487), (83, 7775505), (131, 4926465), (249, 2591835), (393, 1642155), (415, 1555101), (655, 985293), (747, 863945), (1179, 547385), (1245, 518367), (1319, 489285), (1965, 328431), (3735, 172789), (3957, 163095), (5895, 109477), (6595, 97857), (10873, 59355), (11871, 54365), (19785, 32619)]