254859156729

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{491}}^1\times {\mathrm{519581}}^1$

素因数の和:520118

約数の個数: 32

約数和(自身を含む): 388564202880

約数和(自身を除く): 133705046151

約数列:

[1, 3, 9, 27, 37, 111, 333, 491, 999, 1473, 4419, 13257, 18167, 54501, 163503, 490509, 519581, 1558743, 4676229, 14028687, 19224497, 57673491, 173020473, 255114271, 519061419, 765342813, 2296028439, 6888085317, 9439228027, 28317684081, 84953052243, 254859156729]

約数ペア:

[(1, 254859156729), (3, 84953052243), (9, 28317684081), (27, 9439228027), (37, 6888085317), (111, 2296028439), (333, 765342813), (491, 519061419), (999, 255114271), (1473, 173020473), (4419, 57673491), (13257, 19224497), (18167, 14028687), (54501, 4676229), (163503, 1558743), (490509, 519581)]