65131885

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3329}}^1$

素因数の和:3397

約数の個数: 32

約数和(自身を含む): 98461440

約数和(自身を除く): 33329555

約数列:

[1, 5, 7, 13, 35, 43, 65, 91, 215, 301, 455, 559, 1505, 2795, 3329, 3913, 16645, 19565, 23303, 43277, 116515, 143147, 216385, 302939, 715735, 1002029, 1514695, 1860911, 5010145, 9304555, 13026377, 65131885]

約数ペア:

[(1, 65131885), (5, 13026377), (7, 9304555), (13, 5010145), (35, 1860911), (43, 1514695), (65, 1002029), (91, 715735), (215, 302939), (301, 216385), (455, 143147), (559, 116515), (1505, 43277), (2795, 23303), (3329, 19565), (3913, 16645)]