275348515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{311}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 365129856

約数和(自身を除く): 89781341

約数列:

[1, 5, 13, 53, 65, 257, 265, 311, 689, 1285, 1555, 3341, 3445, 4043, 13621, 16483, 16705, 20215, 68105, 79927, 82415, 177073, 214279, 399635, 885365, 1039051, 1071395, 4236131, 5195255, 21180655, 55069703, 275348515]

約数ペア:

[(1, 275348515), (5, 55069703), (13, 21180655), (53, 5195255), (65, 4236131), (257, 1071395), (265, 1039051), (311, 885365), (689, 399635), (1285, 214279), (1555, 177073), (3341, 82415), (3445, 79927), (4043, 68105), (13621, 20215), (16483, 16705)]