171820197

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{7603}}^1$

素因数の和:7652

約数の個数: 28

約数和(自身を含む): 265957504

約数和(自身を除く): 94137307

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 729, 837, 2511, 7533, 7603, 22599, 22809, 68427, 205281, 235693, 615843, 707079, 1847529, 2121237, 5542587, 6363711, 19091133, 57273399, 171820197]

約数ペア:

[(1, 171820197), (3, 57273399), (9, 19091133), (27, 6363711), (31, 5542587), (81, 2121237), (93, 1847529), (243, 707079), (279, 615843), (729, 235693), (837, 205281), (2511, 68427), (7533, 22809), (7603, 22599)]