7561005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 12960000

約数和(自身を除く): 5398995

約数列:

[1, 3, 5, 15, 17, 51, 85, 149, 199, 255, 447, 597, 745, 995, 2235, 2533, 2985, 3383, 7599, 10149, 12665, 16915, 29651, 37995, 50745, 88953, 148255, 444765, 504067, 1512201, 2520335, 7561005]

約数ペア:

[(1, 7561005), (3, 2520335), (5, 1512201), (15, 504067), (17, 444765), (51, 148255), (85, 88953), (149, 50745), (199, 37995), (255, 29651), (447, 16915), (597, 12665), (745, 10149), (995, 7599), (2235, 3383), (2533, 2985)]