71397681

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 106168320

約数和(自身を除く): 34770639

約数列:

[1, 3, 23, 29, 31, 69, 87, 93, 667, 713, 899, 1151, 2001, 2139, 2697, 3453, 20677, 26473, 33379, 35681, 62031, 79419, 100137, 107043, 767717, 820663, 1034749, 2303151, 2461989, 3104247, 23799227, 71397681]

約数ペア:

[(1, 71397681), (3, 23799227), (23, 3104247), (29, 2461989), (31, 2303151), (69, 1034749), (87, 820663), (93, 767717), (667, 107043), (713, 100137), (899, 79419), (1151, 62031), (2001, 35681), (2139, 33379), (2697, 26473), (3453, 20677)]