77884989

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{9203}}^1$

素因数の和:9257

約数の個数: 32

約数和(自身を含む): 131948544

約数和(自身を除く): 54063555

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 1209, 2821, 8463, 9203, 27609, 64421, 119639, 193263, 285293, 358917, 837473, 855879, 1997051, 2512419, 3708809, 5991153, 11126427, 25961663, 77884989]

約数ペア:

[(1, 77884989), (3, 25961663), (7, 11126427), (13, 5991153), (21, 3708809), (31, 2512419), (39, 1997051), (91, 855879), (93, 837473), (217, 358917), (273, 285293), (403, 193263), (651, 119639), (1209, 64421), (2821, 27609), (8463, 9203)]