7421488

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 40

約数和(自身を含む): 14999040

約数和(自身を除く): 7577552

約数列:

[1, 2, 4, 8, 16, 47, 71, 94, 139, 142, 188, 278, 284, 376, 556, 568, 752, 1112, 1136, 2224, 3337, 6533, 6674, 9869, 13066, 13348, 19738, 26132, 26696, 39476, 52264, 53392, 78952, 104528, 157904, 463843, 927686, 1855372, 3710744, 7421488]

約数ペア:

[(1, 7421488), (2, 3710744), (4, 1855372), (8, 927686), (16, 463843), (47, 157904), (71, 104528), (94, 78952), (139, 53392), (142, 52264), (188, 39476), (278, 26696), (284, 26132), (376, 19738), (556, 13348), (568, 13066), (752, 9869), (1112, 6674), (1136, 6533), (2224, 3337)]