278828564

素因数分解:

$2^2\times 7^1\times {\mathrm{2131}}^1\times {\mathrm{4673}}^1$

素因数の和:6815

約数の個数: 24

約数和(自身を含む): 558038208

約数和(自身を除く): 279209644

約数列:

[1, 2, 4, 7, 14, 28, 2131, 4262, 4673, 8524, 9346, 14917, 18692, 29834, 32711, 59668, 65422, 130844, 9958163, 19916326, 39832652, 69707141, 139414282, 278828564]

約数ペア:

[(1, 278828564), (2, 139414282), (4, 69707141), (7, 39832652), (14, 19916326), (28, 9958163), (2131, 130844), (4262, 65422), (4673, 59668), (8524, 32711), (9346, 29834), (14917, 18692)]