78921284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{17053}}^1$

素因数の和:17159

約数の個数: 24

約数和(自身を含む): 150416280

約数和(自身を除く): 71494996

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 17053, 34106, 68212, 221689, 443378, 886756, 1517717, 3035434, 6070868, 19730321, 39460642, 78921284]

約数ペア:

[(1, 78921284), (2, 39460642), (4, 19730321), (13, 6070868), (26, 3035434), (52, 1517717), (89, 886756), (178, 443378), (356, 221689), (1157, 68212), (2314, 34106), (4628, 17053)]