261757158

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{2473}}^1$

素因数の和:2573

約数の個数: 64

約数和(自身を含む): 598510080

約数和(自身を除く): 336752922

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 59, 69, 78, 118, 138, 177, 299, 354, 598, 767, 897, 1357, 1534, 1794, 2301, 2473, 2714, 4071, 4602, 4946, 7419, 8142, 14838, 17641, 32149, 35282, 52923, 56879, 64298, 96447, 105846, 113758, 145907, 170637, 192894, 291814, 341274, 437721, 739427, 875442, 1478854, 1896791, 2218281, 3355861, 3793582, 4436562, 5690373, 6711722, 10067583, 11380746, 20135166, 43626193, 87252386, 130878579, 261757158]

約数ペア:

[(1, 261757158), (2, 130878579), (3, 87252386), (6, 43626193), (13, 20135166), (23, 11380746), (26, 10067583), (39, 6711722), (46, 5690373), (59, 4436562), (69, 3793582), (78, 3355861), (118, 2218281), (138, 1896791), (177, 1478854), (299, 875442), (354, 739427), (598, 437721), (767, 341274), (897, 291814), (1357, 192894), (1534, 170637), (1794, 145907), (2301, 113758), (2473, 105846), (2714, 96447), (4071, 64298), (4602, 56879), (4946, 52923), (7419, 35282), (8142, 32149), (14838, 17641)]