313660816

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{147397}}^1$

素因数の和:147431

約数の個数: 40

約数和(自身を含む): 731094080

約数和(自身を除く): 417433264

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 147397, 294794, 589588, 1031779, 1179176, 2063558, 2358352, 2800543, 4127116, 5601086, 8254232, 11202172, 16508464, 19603801, 22404344, 39207602, 44808688, 78415204, 156830408, 313660816]

約数ペア:

[(1, 313660816), (2, 156830408), (4, 78415204), (7, 44808688), (8, 39207602), (14, 22404344), (16, 19603801), (19, 16508464), (28, 11202172), (38, 8254232), (56, 5601086), (76, 4127116), (112, 2800543), (133, 2358352), (152, 2063558), (266, 1179176), (304, 1031779), (532, 589588), (1064, 294794), (2128, 147397)]