402376

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 32

約数和(自身を含む): 839160

約数和(自身を除く): 436784

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 73, 104, 106, 146, 212, 292, 424, 584, 689, 949, 1378, 1898, 2756, 3796, 3869, 5512, 7592, 7738, 15476, 30952, 50297, 100594, 201188, 402376]

約数ペア:

[(1, 402376), (2, 201188), (4, 100594), (8, 50297), (13, 30952), (26, 15476), (52, 7738), (53, 7592), (73, 5512), (104, 3869), (106, 3796), (146, 2756), (212, 1898), (292, 1378), (424, 949), (584, 689)]