28911974

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2371}}^1$

素因数の和:2460

約数の個数: 32

約数和(自身を含む): 54195456

約数和(自身を除く): 25283482

約数列:

[1, 2, 7, 13, 14, 26, 67, 91, 134, 182, 469, 871, 938, 1742, 2371, 4742, 6097, 12194, 16597, 30823, 33194, 61646, 158857, 215761, 317714, 431522, 1111999, 2065141, 2223998, 4130282, 14455987, 28911974]

約数ペア:

[(1, 28911974), (2, 14455987), (7, 4130282), (13, 2223998), (14, 2065141), (26, 1111999), (67, 431522), (91, 317714), (134, 215761), (182, 158857), (469, 61646), (871, 33194), (938, 30823), (1742, 16597), (2371, 12194), (4742, 6097)]