2912973

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 4786176

約数和(自身を除く): 1873203

約数列:

[1, 3, 7, 21, 23, 37, 69, 111, 161, 163, 259, 483, 489, 777, 851, 1141, 2553, 3423, 3749, 5957, 6031, 11247, 17871, 18093, 26243, 42217, 78729, 126651, 138713, 416139, 970991, 2912973]

約数ペア:

[(1, 2912973), (3, 970991), (7, 416139), (21, 138713), (23, 126651), (37, 78729), (69, 42217), (111, 26243), (161, 18093), (163, 17871), (259, 11247), (483, 6031), (489, 5957), (777, 3749), (851, 3423), (1141, 2553)]