209214380085

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{16389689}}^1$

素因数の和:16389757

約数の個数: 32

約数和(自身を含む): 358737534720

約数和(自身を除く): 149523154635

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 345, 555, 851, 2553, 4255, 12765, 16389689, 49169067, 81948445, 245845335, 376962847, 606418493, 1130888541, 1819255479, 1884814235, 3032092465, 5654442705, 9096277395, 13947625339, 41842876017, 69738126695, 209214380085]

約数ペア:

[(1, 209214380085), (3, 69738126695), (5, 41842876017), (15, 13947625339), (23, 9096277395), (37, 5654442705), (69, 3032092465), (111, 1884814235), (115, 1819255479), (185, 1130888541), (345, 606418493), (555, 376962847), (851, 245845335), (2553, 81948445), (4255, 49169067), (12765, 16389689)]