278310928

素因数分解:

$2^4\times 7^1\times {\mathrm{2484919}}^1$

素因数の和:2484934

約数の個数: 20

約数和(自身を含む): 616260160

約数和(自身を除く): 337949232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2484919, 4969838, 9939676, 17394433, 19879352, 34788866, 39758704, 69577732, 139155464, 278310928]

約数ペア:

[(1, 278310928), (2, 139155464), (4, 69577732), (7, 39758704), (8, 34788866), (14, 19879352), (16, 17394433), (28, 9939676), (56, 4969838), (112, 2484919)]