38872015

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2309}}^1$

素因数の和:2371

約数の個数: 32

約数和(自身を含む): 58988160

約数和(自身を除く): 20116145

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 259, 455, 481, 1295, 2309, 2405, 3367, 11545, 16163, 16835, 30017, 80815, 85433, 150085, 210119, 427165, 598031, 1050595, 1110629, 2990155, 5553145, 7774403, 38872015]

約数ペア:

[(1, 38872015), (5, 7774403), (7, 5553145), (13, 2990155), (35, 1110629), (37, 1050595), (65, 598031), (91, 427165), (185, 210119), (259, 150085), (455, 85433), (481, 80815), (1295, 30017), (2309, 16835), (2405, 16163), (3367, 11545)]