257227812

素因数分解:

$2^2\times 3^4\times {\mathrm{251}}^1\times {\mathrm{3163}}^1$

素因数の和:3430

約数の個数: 60

約数和(自身を含む): 675336816

約数和(自身を除く): 418109004

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 251, 324, 502, 753, 1004, 1506, 2259, 3012, 3163, 4518, 6326, 6777, 9036, 9489, 12652, 13554, 18978, 20331, 27108, 28467, 37956, 40662, 56934, 81324, 85401, 113868, 170802, 256203, 341604, 512406, 793913, 1024812, 1587826, 2381739, 3175652, 4763478, 7145217, 9526956, 14290434, 21435651, 28580868, 42871302, 64306953, 85742604, 128613906, 257227812]

約数ペア:

[(1, 257227812), (2, 128613906), (3, 85742604), (4, 64306953), (6, 42871302), (9, 28580868), (12, 21435651), (18, 14290434), (27, 9526956), (36, 7145217), (54, 4763478), (81, 3175652), (108, 2381739), (162, 1587826), (251, 1024812), (324, 793913), (502, 512406), (753, 341604), (1004, 256203), (1506, 170802), (2259, 113868), (3012, 85401), (3163, 81324), (4518, 56934), (6326, 40662), (6777, 37956), (9036, 28467), (9489, 27108), (12652, 20331), (13554, 18978)]