641830644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{195919}}^1$

素因数の和:195949

約数の個数: 72

約数和(自身を含む): 1996816640

約数和(自身を除く): 1354985996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 195919, 391838, 587757, 783676, 1175514, 1371433, 1763271, 2351028, 2546947, 2742866, 3526542, 4114299, 5093894, 5485732, 7053084, 7640841, 8228598, 10187788, 12342897, 15281682, 16457196, 17828629, 22922523, 24685794, 30563364, 35657258, 45845046, 49371588, 53485887, 71314516, 91690092, 106971774, 160457661, 213943548, 320915322, 641830644]

約数ペア:

[(1, 641830644), (2, 320915322), (3, 213943548), (4, 160457661), (6, 106971774), (7, 91690092), (9, 71314516), (12, 53485887), (13, 49371588), (14, 45845046), (18, 35657258), (21, 30563364), (26, 24685794), (28, 22922523), (36, 17828629), (39, 16457196), (42, 15281682), (52, 12342897), (63, 10187788), (78, 8228598), (84, 7640841), (91, 7053084), (117, 5485732), (126, 5093894), (156, 4114299), (182, 3526542), (234, 2742866), (252, 2546947), (273, 2351028), (364, 1763271), (468, 1371433), (546, 1175514), (819, 783676), (1092, 587757), (1638, 391838), (3276, 195919)]