197710713

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{128467}}^1$

素因数の和:128498

約数の個数: 20

約数和(自身を含む): 310892560

約数和(自身を除く): 113181847

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 128467, 385401, 1156203, 2440873, 3468609, 7322619, 10405827, 21967857, 65903571, 197710713]

約数ペア:

[(1, 197710713), (3, 65903571), (9, 21967857), (19, 10405827), (27, 7322619), (57, 3468609), (81, 2440873), (171, 1156203), (513, 385401), (1539, 128467)]