190054977

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:558

約数の個数: 48

約数和(自身を含む): 307121472

約数和(自身を除く): 117066495

約数列:

[1, 3, 7, 21, 37, 49, 83, 111, 147, 249, 259, 421, 581, 777, 1263, 1743, 1813, 2947, 3071, 4067, 5439, 8841, 9213, 12201, 15577, 20629, 21497, 34943, 46731, 61887, 64491, 104829, 109039, 150479, 244601, 327117, 451437, 733803, 763273, 1292891, 1712207, 2289819, 3878673, 5136621, 9050237, 27150711, 63351659, 190054977]

約数ペア:

[(1, 190054977), (3, 63351659), (7, 27150711), (21, 9050237), (37, 5136621), (49, 3878673), (83, 2289819), (111, 1712207), (147, 1292891), (249, 763273), (259, 733803), (421, 451437), (581, 327117), (777, 244601), (1263, 150479), (1743, 109039), (1813, 104829), (2947, 64491), (3071, 61887), (4067, 46731), (5439, 34943), (8841, 21497), (9213, 20629), (12201, 15577)]