398470528

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{733}}^1$

素因数の和:915

約数の個数: 64

約数和(自身を含む): 826542720

約数和(自身を除く): 428072192

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 137, 248, 274, 496, 548, 733, 992, 1096, 1466, 1984, 2192, 2932, 3968, 4247, 4384, 5864, 8494, 8768, 11728, 16988, 17536, 22723, 23456, 33976, 45446, 46912, 67952, 90892, 93824, 100421, 135904, 181784, 200842, 271808, 363568, 401684, 543616, 727136, 803368, 1454272, 1606736, 2908544, 3113051, 3213472, 6226102, 6426944, 12452204, 12853888, 24904408, 49808816, 99617632, 199235264, 398470528]

約数ペア:

[(1, 398470528), (2, 199235264), (4, 99617632), (8, 49808816), (16, 24904408), (31, 12853888), (32, 12452204), (62, 6426944), (64, 6226102), (124, 3213472), (128, 3113051), (137, 2908544), (248, 1606736), (274, 1454272), (496, 803368), (548, 727136), (733, 543616), (992, 401684), (1096, 363568), (1466, 271808), (1984, 200842), (2192, 181784), (2932, 135904), (3968, 100421), (4247, 93824), (4384, 90892), (5864, 67952), (8494, 46912), (8768, 45446), (11728, 33976), (16988, 23456), (17536, 22723)]