31491752

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 64156860

約数和(自身を除く): 32665108

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 257, 289, 424, 514, 578, 901, 1028, 1156, 1802, 2056, 2312, 3604, 4369, 7208, 8738, 13621, 15317, 17476, 27242, 30634, 34952, 54484, 61268, 74273, 108968, 122536, 148546, 231557, 297092, 463114, 594184, 926228, 1852456, 3936469, 7872938, 15745876, 31491752]

約数ペア:

[(1, 31491752), (2, 15745876), (4, 7872938), (8, 3936469), (17, 1852456), (34, 926228), (53, 594184), (68, 463114), (106, 297092), (136, 231557), (212, 148546), (257, 122536), (289, 108968), (424, 74273), (514, 61268), (578, 54484), (901, 34952), (1028, 30634), (1156, 27242), (1802, 17476), (2056, 15317), (2312, 13621), (3604, 8738), (4369, 7208)]