56421872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{557}}^1$

素因数の和:1065

約数の個数: 40

約数和(自身を含む): 118179936

約数和(自身を除く): 61758064

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 487, 557, 974, 1114, 1948, 2228, 3896, 4456, 6331, 7241, 7792, 8912, 12662, 14482, 25324, 28964, 50648, 57928, 101296, 115856, 271259, 542518, 1085036, 2170072, 3526367, 4340144, 7052734, 14105468, 28210936, 56421872]

約数ペア:

[(1, 56421872), (2, 28210936), (4, 14105468), (8, 7052734), (13, 4340144), (16, 3526367), (26, 2170072), (52, 1085036), (104, 542518), (208, 271259), (487, 115856), (557, 101296), (974, 57928), (1114, 50648), (1948, 28964), (2228, 25324), (3896, 14482), (4456, 12662), (6331, 8912), (7241, 7792)]