64801913

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{397}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 76224960

約数和(自身を除く): 11423047

約数列:

[1, 11, 19, 71, 121, 209, 397, 781, 1349, 2299, 4367, 7543, 8591, 14839, 28187, 48037, 82973, 163229, 310057, 535553, 912703, 3410627, 5891083, 64801913]

約数ペア:

[(1, 64801913), (11, 5891083), (19, 3410627), (71, 912703), (121, 535553), (209, 310057), (397, 163229), (781, 82973), (1349, 48037), (2299, 28187), (4367, 14839), (7543, 8591)]