256036683

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{1741}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 401356800

約数和(自身を除く): 145320117

約数列:

[1, 3, 7, 21, 47, 141, 149, 329, 447, 987, 1043, 1741, 3129, 5223, 7003, 12187, 21009, 36561, 49021, 81827, 147063, 245481, 259409, 572789, 778227, 1718367, 1815863, 5447589, 12192223, 36576669, 85345561, 256036683]

約数ペア:

[(1, 256036683), (3, 85345561), (7, 36576669), (21, 12192223), (47, 5447589), (141, 1815863), (149, 1718367), (329, 778227), (447, 572789), (987, 259409), (1043, 245481), (1741, 147063), (3129, 81827), (5223, 49021), (7003, 36561), (12187, 21009)]