287260722

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{257}}^1\times {\mathrm{2957}}^1$

素因数の和:3232

約数の個数: 64

約数和(自身を含む): 732637440

約数和(自身を除く): 445376718

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 257, 378, 514, 771, 1542, 1799, 2313, 2957, 3598, 4626, 5397, 5914, 6939, 8871, 10794, 13878, 16191, 17742, 20699, 26613, 32382, 41398, 48573, 53226, 62097, 79839, 97146, 124194, 159678, 186291, 372582, 558873, 759949, 1117746, 1519898, 2279847, 4559694, 5319643, 6839541, 10639286, 13679082, 15958929, 20518623, 31917858, 41037246, 47876787, 95753574, 143630361, 287260722]

約数ペア:

[(1, 287260722), (2, 143630361), (3, 95753574), (6, 47876787), (7, 41037246), (9, 31917858), (14, 20518623), (18, 15958929), (21, 13679082), (27, 10639286), (42, 6839541), (54, 5319643), (63, 4559694), (126, 2279847), (189, 1519898), (257, 1117746), (378, 759949), (514, 558873), (771, 372582), (1542, 186291), (1799, 159678), (2313, 124194), (2957, 97146), (3598, 79839), (4626, 62097), (5397, 53226), (5914, 48573), (6939, 41398), (8871, 32382), (10794, 26613), (13878, 20699), (16191, 17742)]