174945939

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{947}}^1$

素因数の和:1439

約数の個数: 32

約数和(自身を含む): 281518080

約数和(自身を除く): 106572141

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 463, 947, 1389, 2841, 3241, 6629, 8797, 9723, 17993, 19887, 26391, 53979, 61579, 125951, 184737, 377853, 438461, 1315383, 3069227, 8330759, 9207681, 24992277, 58315313, 174945939]

約数ペア:

[(1, 174945939), (3, 58315313), (7, 24992277), (19, 9207681), (21, 8330759), (57, 3069227), (133, 1315383), (399, 438461), (463, 377853), (947, 184737), (1389, 125951), (2841, 61579), (3241, 53979), (6629, 26391), (8797, 19887), (9723, 17993)]