398900896

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{12379}}^1$

素因数の和:12461

約数の個数: 48

約数和(自身を含む): 842335200

約数和(自身を除く): 443434304

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 53, 76, 106, 152, 212, 304, 424, 608, 848, 1007, 1696, 2014, 4028, 8056, 12379, 16112, 24758, 32224, 49516, 99032, 198064, 235201, 396128, 470402, 656087, 940804, 1312174, 1881608, 2624348, 3763216, 5248696, 7526432, 10497392, 12465653, 20994784, 24931306, 49862612, 99725224, 199450448, 398900896]

約数ペア:

[(1, 398900896), (2, 199450448), (4, 99725224), (8, 49862612), (16, 24931306), (19, 20994784), (32, 12465653), (38, 10497392), (53, 7526432), (76, 5248696), (106, 3763216), (152, 2624348), (212, 1881608), (304, 1312174), (424, 940804), (608, 656087), (848, 470402), (1007, 396128), (1696, 235201), (2014, 198064), (4028, 99032), (8056, 49516), (12379, 32224), (16112, 24758)]