391026128

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{11939}}^1$

素因数の和:12059

約数の個数: 40

約数和(自身を含む): 799502400

約数和(自身を除く): 408476272

約数列:

[1, 2, 4, 8, 16, 23, 46, 89, 92, 178, 184, 356, 368, 712, 1424, 2047, 4094, 8188, 11939, 16376, 23878, 32752, 47756, 95512, 191024, 274597, 549194, 1062571, 1098388, 2125142, 2196776, 4250284, 4393552, 8500568, 17001136, 24439133, 48878266, 97756532, 195513064, 391026128]

約数ペア:

[(1, 391026128), (2, 195513064), (4, 97756532), (8, 48878266), (16, 24439133), (23, 17001136), (46, 8500568), (89, 4393552), (92, 4250284), (178, 2196776), (184, 2125142), (356, 1098388), (368, 1062571), (712, 549194), (1424, 274597), (2047, 191024), (4094, 95512), (8188, 47756), (11939, 32752), (16376, 23878)]