19241475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 35247744

約数和(自身を除く): 16006269

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 83, 165, 249, 275, 281, 415, 825, 843, 913, 1245, 1405, 2075, 2739, 3091, 4215, 4565, 6225, 7025, 9273, 13695, 15455, 21075, 22825, 23323, 46365, 68475, 69969, 77275, 116615, 231825, 256553, 349845, 583075, 769659, 1282765, 1749225, 3848295, 6413825, 19241475]

約数ペア:

[(1, 19241475), (3, 6413825), (5, 3848295), (11, 1749225), (15, 1282765), (25, 769659), (33, 583075), (55, 349845), (75, 256553), (83, 231825), (165, 116615), (249, 77275), (275, 69969), (281, 68475), (415, 46365), (825, 23323), (843, 22825), (913, 21075), (1245, 15455), (1405, 13695), (2075, 9273), (2739, 7025), (3091, 6225), (4215, 4565)]