28017535

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{443}}^1$

素因数の和:607

約数の個数: 32

約数和(自身を含む): 41771520

約数和(自身を除く): 13753985

約数列:

[1, 5, 7, 13, 35, 65, 91, 139, 443, 455, 695, 973, 1807, 2215, 3101, 4865, 5759, 9035, 12649, 15505, 28795, 40313, 61577, 63245, 201565, 307885, 431039, 800501, 2155195, 4002505, 5603507, 28017535]

約数ペア:

[(1, 28017535), (5, 5603507), (7, 4002505), (13, 2155195), (35, 800501), (65, 431039), (91, 307885), (139, 201565), (443, 63245), (455, 61577), (695, 40313), (973, 28795), (1807, 15505), (2215, 12649), (3101, 9035), (4865, 5759)]