420142845

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53149}}^1$

素因数の和:53205

約数の個数: 32

約数和(自身を含む): 734745600

約数和(自身を除く): 314602755

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 2635, 7905, 53149, 159447, 265745, 797235, 903533, 1647619, 2710599, 4517665, 4942857, 8238095, 13552995, 24714285, 28009523, 84028569, 140047615, 420142845]

約数ペア:

[(1, 420142845), (3, 140047615), (5, 84028569), (15, 28009523), (17, 24714285), (31, 13552995), (51, 8238095), (85, 4942857), (93, 4517665), (155, 2710599), (255, 1647619), (465, 903533), (527, 797235), (1581, 265745), (2635, 159447), (7905, 53149)]