251381096

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{38461}}^1$

素因数の和:38529

約数の個数: 32

約数和(自身を含む): 507698400

約数和(自身を除く): 256317304

約数列:

[1, 2, 4, 8, 19, 38, 43, 76, 86, 152, 172, 344, 817, 1634, 3268, 6536, 38461, 76922, 153844, 307688, 730759, 1461518, 1653823, 2923036, 3307646, 5846072, 6615292, 13230584, 31422637, 62845274, 125690548, 251381096]

約数ペア:

[(1, 251381096), (2, 125690548), (4, 62845274), (8, 31422637), (19, 13230584), (38, 6615292), (43, 5846072), (76, 3307646), (86, 2923036), (152, 1653823), (172, 1461518), (344, 730759), (817, 307688), (1634, 153844), (3268, 76922), (6536, 38461)]