278872143

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{853}}^1\times {\mathrm{9907}}^1$

素因数の和:10774

約数の個数: 16

約数和(自身を含む): 406148736

約数和(自身を除く): 127276593

約数列:

[1, 3, 11, 33, 853, 2559, 9383, 9907, 28149, 29721, 108977, 326931, 8450671, 25352013, 92957381, 278872143]

約数ペア:

[(1, 278872143), (3, 92957381), (11, 25352013), (33, 8450671), (853, 326931), (2559, 108977), (9383, 29721), (9907, 28149)]