80389749

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 120167424

約数和(自身を除く): 39777675

約数列:

[1, 3, 11, 33, 67, 103, 201, 309, 353, 737, 1059, 1133, 2211, 3399, 3883, 6901, 11649, 20703, 23651, 36359, 70953, 75911, 109077, 227733, 260161, 399949, 780483, 1199847, 2436053, 7308159, 26796583, 80389749]

約数ペア:

[(1, 80389749), (3, 26796583), (11, 7308159), (33, 2436053), (67, 1199847), (103, 780483), (201, 399949), (309, 260161), (353, 227733), (737, 109077), (1059, 75911), (1133, 70953), (2211, 36359), (3399, 23651), (3883, 20703), (6901, 11649)]