157260805221

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{37}}^1\times {\mathrm{644863}}^1$

素因数の和:644942

約数の個数: 32

約数和(自身を含む): 233286000640

約数和(自身を除く): 76025195419

約数列:

[1, 3, 13, 37, 39, 111, 169, 481, 507, 1443, 2197, 6253, 6591, 18759, 81289, 243867, 644863, 1934589, 8383219, 23859931, 25149657, 71579793, 108981847, 310179103, 326945541, 930537309, 1416764011, 4032328339, 4250292033, 12096985017, 52420268407, 157260805221]

約数ペア:

[(1, 157260805221), (3, 52420268407), (13, 12096985017), (37, 4250292033), (39, 4032328339), (111, 1416764011), (169, 930537309), (481, 326945541), (507, 310179103), (1443, 108981847), (2197, 71579793), (6253, 25149657), (6591, 23859931), (18759, 8383219), (81289, 1934589), (243867, 644863)]