27819585

素因数分解:

$3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{821}}^1$

素因数の和:1086

約数の個数: 32

約数和(自身を含む): 49714560

約数和(自身を除く): 21894975

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 251, 753, 821, 1255, 2259, 2463, 3765, 4105, 6777, 7389, 11295, 12315, 22167, 33885, 36945, 110835, 206071, 618213, 1030355, 1854639, 3091065, 5563917, 9273195, 27819585]

約数ペア:

[(1, 27819585), (3, 9273195), (5, 5563917), (9, 3091065), (15, 1854639), (27, 1030355), (45, 618213), (135, 206071), (251, 110835), (753, 36945), (821, 33885), (1255, 22167), (2259, 12315), (2463, 11295), (3765, 7389), (4105, 6777)]