210057285

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{1621}}^1$

素因数の和:1845

約数の個数: 32

約数和(自身を含む): 344746368

約数和(自身を除く): 134689083

約数列:

[1, 3, 5, 15, 53, 159, 163, 265, 489, 795, 815, 1621, 2445, 4863, 8105, 8639, 24315, 25917, 43195, 85913, 129585, 257739, 264223, 429565, 792669, 1288695, 1321115, 3963345, 14003819, 42011457, 70019095, 210057285]

約数ペア:

[(1, 210057285), (3, 70019095), (5, 42011457), (15, 14003819), (53, 3963345), (159, 1321115), (163, 1288695), (265, 792669), (489, 429565), (795, 264223), (815, 257739), (1621, 129585), (2445, 85913), (4863, 43195), (8105, 25917), (8639, 24315)]