77123456

素因数分解:

$2^7\times {\mathrm{461}}^1\times {\mathrm{1307}}^1$

素因数の和:1782

約数の個数: 32

約数和(自身を含む): 154095480

約数和(自身を除く): 76972024

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 461, 922, 1307, 1844, 2614, 3688, 5228, 7376, 10456, 14752, 20912, 29504, 41824, 59008, 83648, 167296, 602527, 1205054, 2410108, 4820216, 9640432, 19280864, 38561728, 77123456]

約数ペア:

[(1, 77123456), (2, 38561728), (4, 19280864), (8, 9640432), (16, 4820216), (32, 2410108), (64, 1205054), (128, 602527), (461, 167296), (922, 83648), (1307, 59008), (1844, 41824), (2614, 29504), (3688, 20912), (5228, 14752), (7376, 10456)]