321750279

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{5351}}^1$

素因数の和:5508

約数の個数: 32

約数和(自身を含む): 508654080

約数和(自身を除く): 186903801

約数列:

[1, 3, 9, 17, 27, 51, 131, 153, 393, 459, 1179, 2227, 3537, 5351, 6681, 16053, 20043, 48159, 60129, 90967, 144477, 272901, 700981, 818703, 2102943, 2456109, 6308829, 11916677, 18926487, 35750031, 107250093, 321750279]

約数ペア:

[(1, 321750279), (3, 107250093), (9, 35750031), (17, 18926487), (27, 11916677), (51, 6308829), (131, 2456109), (153, 2102943), (393, 818703), (459, 700981), (1179, 272901), (2227, 144477), (3537, 90967), (5351, 60129), (6681, 48159), (16053, 20043)]