261497824

素因数分解:

$2^5\times 7^1\times {\mathrm{251}}^1\times {\mathrm{4651}}^1$

素因数の和:4919

約数の個数: 48

約数和(自身を含む): 590841216

約数和(自身を除く): 329343392

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 251, 502, 1004, 1757, 2008, 3514, 4016, 4651, 7028, 8032, 9302, 14056, 18604, 28112, 32557, 37208, 56224, 65114, 74416, 130228, 148832, 260456, 520912, 1041824, 1167401, 2334802, 4669604, 8171807, 9339208, 16343614, 18678416, 32687228, 37356832, 65374456, 130748912, 261497824]

約数ペア:

[(1, 261497824), (2, 130748912), (4, 65374456), (7, 37356832), (8, 32687228), (14, 18678416), (16, 16343614), (28, 9339208), (32, 8171807), (56, 4669604), (112, 2334802), (224, 1167401), (251, 1041824), (502, 520912), (1004, 260456), (1757, 148832), (2008, 130228), (3514, 74416), (4016, 65114), (4651, 56224), (7028, 37208), (8032, 32557), (9302, 28112), (14056, 18604)]