81926805

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{3253}}^1$

素因数の和:3357

約数の個数: 32

約数和(自身を含む): 138698496

約数和(自身を除く): 56771691

約数列:

[1, 3, 5, 15, 23, 69, 73, 115, 219, 345, 365, 1095, 1679, 3253, 5037, 8395, 9759, 16265, 25185, 48795, 74819, 224457, 237469, 374095, 712407, 1122285, 1187345, 3562035, 5461787, 16385361, 27308935, 81926805]

約数ペア:

[(1, 81926805), (3, 27308935), (5, 16385361), (15, 5461787), (23, 3562035), (69, 1187345), (73, 1122285), (115, 712407), (219, 374095), (345, 237469), (365, 224457), (1095, 74819), (1679, 48795), (3253, 25185), (5037, 16265), (8395, 9759)]