217685459595

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12583}}^1\times {\mathrm{67843}}^1$

素因数の和:80451

約数の個数: 32

約数和(自身を含む): 368819523072

約数和(自身を除く): 151134063477

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 12583, 37749, 62915, 67843, 188745, 203529, 213911, 339215, 641733, 1017645, 1069555, 1153331, 3208665, 3459993, 5766655, 17299965, 853668469, 2561005407, 4268342345, 12805027035, 14512363973, 43537091919, 72561819865, 217685459595]

約数ペア:

[(1, 217685459595), (3, 72561819865), (5, 43537091919), (15, 14512363973), (17, 12805027035), (51, 4268342345), (85, 2561005407), (255, 853668469), (12583, 17299965), (37749, 5766655), (62915, 3459993), (67843, 3208665), (188745, 1153331), (203529, 1069555), (213911, 1017645), (339215, 641733)]