28197078

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1201}}^1$

素因数の和:1269

約数の個数: 64

約数和(自身を含む): 71081472

約数和(自身を除く): 42884394

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 43, 78, 86, 91, 129, 182, 258, 273, 301, 546, 559, 602, 903, 1118, 1201, 1677, 1806, 2402, 3354, 3603, 3913, 7206, 7826, 8407, 11739, 15613, 16814, 23478, 25221, 31226, 46839, 50442, 51643, 93678, 103286, 109291, 154929, 218582, 309858, 327873, 361501, 655746, 671359, 723002, 1084503, 1342718, 2014077, 2169006, 4028154, 4699513, 9399026, 14098539, 28197078]

約数ペア:

[(1, 28197078), (2, 14098539), (3, 9399026), (6, 4699513), (7, 4028154), (13, 2169006), (14, 2014077), (21, 1342718), (26, 1084503), (39, 723002), (42, 671359), (43, 655746), (78, 361501), (86, 327873), (91, 309858), (129, 218582), (182, 154929), (258, 109291), (273, 103286), (301, 93678), (546, 51643), (559, 50442), (602, 46839), (903, 31226), (1118, 25221), (1201, 23478), (1677, 16814), (1806, 15613), (2402, 11739), (3354, 8407), (3603, 7826), (3913, 7206)]