278891196

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1223207}}^1$

素因数の和:1223233

約数の個数: 24

約数和(自身を含む): 684996480

約数和(自身を除く): 406105284

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 1223207, 2446414, 3669621, 4892828, 7339242, 14678484, 23240933, 46481866, 69722799, 92963732, 139445598, 278891196]

約数ペア:

[(1, 278891196), (2, 139445598), (3, 92963732), (4, 69722799), (6, 46481866), (12, 23240933), (19, 14678484), (38, 7339242), (57, 4892828), (76, 3669621), (114, 2446414), (228, 1223207)]