898497685

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{839}}^1$

素因数の和:1197

約数の個数: 32

約数和(自身を含む): 1173553920

約数和(自身を除く): 275056235

約数列:

[1, 5, 17, 43, 85, 215, 293, 731, 839, 1465, 3655, 4195, 4981, 12599, 14263, 24905, 36077, 62995, 71315, 180385, 214183, 245827, 613309, 1070915, 1229135, 3066545, 4179059, 10570561, 20895295, 52852805, 179699537, 898497685]

約数ペア:

[(1, 898497685), (5, 179699537), (17, 52852805), (43, 20895295), (85, 10570561), (215, 4179059), (293, 3066545), (731, 1229135), (839, 1070915), (1465, 613309), (3655, 245827), (4195, 214183), (4981, 180385), (12599, 71315), (14263, 62995), (24905, 36077)]