1289771897

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{131}}^1\times {\mathrm{509}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 1407257280

約数和(自身を除く): 117485383

約数列:

[1, 23, 29, 131, 509, 667, 841, 3013, 3799, 11707, 14761, 19343, 66679, 87377, 110171, 339503, 428069, 1533617, 1933691, 2533933, 9845587, 44474893, 56077039, 1289771897]

約数ペア:

[(1, 1289771897), (23, 56077039), (29, 44474893), (131, 9845587), (509, 2533933), (667, 1933691), (841, 1533617), (3013, 428069), (3799, 339503), (11707, 110171), (14761, 87377), (19343, 66679)]