16971409

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 22176000

約数和(自身を除く): 5204591

約数列:

[1, 7, 13, 29, 59, 91, 109, 203, 377, 413, 763, 767, 1417, 1711, 2639, 3161, 5369, 6431, 9919, 11977, 22127, 22243, 41093, 45017, 83603, 155701, 186499, 287651, 585221, 1305493, 2424487, 16971409]

約数ペア:

[(1, 16971409), (7, 2424487), (13, 1305493), (29, 585221), (59, 287651), (91, 186499), (109, 155701), (203, 83603), (377, 45017), (413, 41093), (763, 22243), (767, 22127), (1417, 11977), (1711, 9919), (2639, 6431), (3161, 5369)]