128976617

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3833}}^1$

素因数の和:3893

約数の個数: 32

約数和(自身を含む): 176670720

約数和(自身を除く): 47694103

約数列:

[1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 1463, 1771, 3059, 3833, 4807, 26831, 33649, 42163, 72827, 88159, 295141, 509789, 617113, 801097, 969749, 1675021, 5607679, 6788243, 11725147, 18425231, 128976617]

約数ペア:

[(1, 128976617), (7, 18425231), (11, 11725147), (19, 6788243), (23, 5607679), (77, 1675021), (133, 969749), (161, 801097), (209, 617113), (253, 509789), (437, 295141), (1463, 88159), (1771, 72827), (3059, 42163), (3833, 33649), (4807, 26831)]