217763408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{15241}}^1$

素因数の和:15315

約数の個数: 40

約数和(自身を含む): 453601920

約数和(自身を除く): 235838512

約数列:

[1, 2, 4, 8, 16, 19, 38, 47, 76, 94, 152, 188, 304, 376, 752, 893, 1786, 3572, 7144, 14288, 15241, 30482, 60964, 121928, 243856, 289579, 579158, 716327, 1158316, 1432654, 2316632, 2865308, 4633264, 5730616, 11461232, 13610213, 27220426, 54440852, 108881704, 217763408]

約数ペア:

[(1, 217763408), (2, 108881704), (4, 54440852), (8, 27220426), (16, 13610213), (19, 11461232), (38, 5730616), (47, 4633264), (76, 2865308), (94, 2316632), (152, 1432654), (188, 1158316), (304, 716327), (376, 579158), (752, 289579), (893, 243856), (1786, 121928), (3572, 60964), (7144, 30482), (14288, 15241)]