54881519

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 76826880

約数和(自身を除く): 21945361

約数列:

[1, 7, 11, 19, 23, 49, 77, 133, 161, 209, 233, 253, 437, 539, 931, 1127, 1463, 1631, 1771, 2563, 3059, 4427, 4807, 5359, 10241, 11417, 12397, 17941, 21413, 30989, 33649, 37513, 48697, 58949, 101821, 125587, 216923, 235543, 262591, 340879, 412643, 712747, 1120031, 2386153, 2888501, 4989229, 7840217, 54881519]

約数ペア:

[(1, 54881519), (7, 7840217), (11, 4989229), (19, 2888501), (23, 2386153), (49, 1120031), (77, 712747), (133, 412643), (161, 340879), (209, 262591), (233, 235543), (253, 216923), (437, 125587), (539, 101821), (931, 58949), (1127, 48697), (1463, 37513), (1631, 33649), (1771, 30989), (2563, 21413), (3059, 17941), (4427, 12397), (4807, 11417), (5359, 10241)]