256359908

素因数分解:

$2^2\times 7^1\times {\mathrm{223}}^1\times {\mathrm{41057}}^1$

素因数の和:41291

約数の個数: 24

約数和(自身を含む): 515031552

約数和(自身を除く): 258671644

約数列:

[1, 2, 4, 7, 14, 28, 223, 446, 892, 1561, 3122, 6244, 41057, 82114, 164228, 287399, 574798, 1149596, 9155711, 18311422, 36622844, 64089977, 128179954, 256359908]

約数ペア:

[(1, 256359908), (2, 128179954), (4, 64089977), (7, 36622844), (14, 18311422), (28, 9155711), (223, 1149596), (446, 574798), (892, 287399), (1561, 164228), (3122, 82114), (6244, 41057)]