257721912006

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{143657699}}^1$

素因数の和:143657740

約数の個数: 32

約数和(自身を含む): 579227846400

約数和(自身を除く): 321505934394

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 143657699, 287315398, 430973097, 861946194, 1867550087, 3304127077, 3735100174, 5602650261, 6608254154, 9912381231, 11205300522, 19824762462, 42953652001, 85907304002, 128860956003, 257721912006]

約数ペア:

[(1, 257721912006), (2, 128860956003), (3, 85907304002), (6, 42953652001), (13, 19824762462), (23, 11205300522), (26, 9912381231), (39, 6608254154), (46, 5602650261), (69, 3735100174), (78, 3304127077), (138, 1867550087), (299, 861946194), (598, 430973097), (897, 287315398), (1794, 143657699)]