1405228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 2716560

約数和(自身を除く): 1311332

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 293, 436, 586, 1172, 1199, 2398, 3223, 4796, 6446, 12892, 31937, 63874, 127748, 351307, 702614, 1405228]

約数ペア:

[(1, 1405228), (2, 702614), (4, 351307), (11, 127748), (22, 63874), (44, 31937), (109, 12892), (218, 6446), (293, 4796), (436, 3223), (586, 2398), (1172, 1199)]