49995555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{607}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 89594880

約数和(自身を除く): 39599325

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 289, 323, 607, 867, 969, 1445, 1615, 1821, 3035, 4335, 4845, 5491, 9105, 10319, 11533, 16473, 27455, 30957, 34599, 51595, 57665, 82365, 154785, 172995, 175423, 196061, 526269, 588183, 877115, 980305, 2631345, 2940915, 3333037, 9999111, 16665185, 49995555]

約数ペア:

[(1, 49995555), (3, 16665185), (5, 9999111), (15, 3333037), (17, 2940915), (19, 2631345), (51, 980305), (57, 877115), (85, 588183), (95, 526269), (255, 196061), (285, 175423), (289, 172995), (323, 154785), (607, 82365), (867, 57665), (969, 51595), (1445, 34599), (1615, 30957), (1821, 27455), (3035, 16473), (4335, 11533), (4845, 10319), (5491, 9105)]