259121268

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2657}}^1$

素因数の和:2723

約数の個数: 120

約数和(自身を含む): 792466752

約数和(自身を除く): 533345484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 43, 54, 63, 81, 84, 86, 108, 126, 129, 162, 172, 189, 252, 258, 301, 324, 378, 387, 516, 567, 602, 756, 774, 903, 1134, 1161, 1204, 1548, 1806, 2268, 2322, 2657, 2709, 3483, 3612, 4644, 5314, 5418, 6966, 7971, 8127, 10628, 10836, 13932, 15942, 16254, 18599, 23913, 24381, 31884, 32508, 37198, 47826, 48762, 55797, 71739, 74396, 95652, 97524, 111594, 114251, 143478, 167391, 215217, 223188, 228502, 286956, 334782, 342753, 430434, 457004, 502173, 669564, 685506, 799757, 860868, 1004346, 1028259, 1371012, 1506519, 1599514, 2008692, 2056518, 2399271, 3013038, 3084777, 3199028, 4113036, 4798542, 6026076, 6169554, 7197813, 9254331, 9597084, 12339108, 14395626, 18508662, 21593439, 28791252, 37017324, 43186878, 64780317, 86373756, 129560634, 259121268]

約数ペア:

[(1, 259121268), (2, 129560634), (3, 86373756), (4, 64780317), (6, 43186878), (7, 37017324), (9, 28791252), (12, 21593439), (14, 18508662), (18, 14395626), (21, 12339108), (27, 9597084), (28, 9254331), (36, 7197813), (42, 6169554), (43, 6026076), (54, 4798542), (63, 4113036), (81, 3199028), (84, 3084777), (86, 3013038), (108, 2399271), (126, 2056518), (129, 2008692), (162, 1599514), (172, 1506519), (189, 1371012), (252, 1028259), (258, 1004346), (301, 860868), (324, 799757), (378, 685506), (387, 669564), (516, 502173), (567, 457004), (602, 430434), (756, 342753), (774, 334782), (903, 286956), (1134, 228502), (1161, 223188), (1204, 215217), (1548, 167391), (1806, 143478), (2268, 114251), (2322, 111594), (2657, 97524), (2709, 95652), (3483, 74396), (3612, 71739), (4644, 55797), (5314, 48762), (5418, 47826), (6966, 37198), (7971, 32508), (8127, 31884), (10628, 24381), (10836, 23913), (13932, 18599), (15942, 16254)]