8971495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:411

約数の個数: 32

約数和(自身を含む): 12845952

約数和(自身を除く): 3874457

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 353, 391, 1105, 1495, 1765, 1955, 4589, 5083, 6001, 8119, 22945, 25415, 30005, 40595, 78013, 105547, 138023, 390065, 527735, 690115, 1794299, 8971495]

約数ペア:

[(1, 8971495), (5, 1794299), (13, 690115), (17, 527735), (23, 390065), (65, 138023), (85, 105547), (115, 78013), (221, 40595), (299, 30005), (353, 25415), (391, 22945), (1105, 8119), (1495, 6001), (1765, 5083), (1955, 4589)]