81449165

素因数分解:

$5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:533

約数の個数: 32

約数和(自身を含む): 115395840

約数和(自身を除く): 33946675

約数列:

[1, 5, 7, 35, 41, 205, 211, 269, 287, 1055, 1345, 1435, 1477, 1883, 7385, 8651, 9415, 11029, 43255, 55145, 56759, 60557, 77203, 283795, 302785, 386015, 397313, 1986565, 2327119, 11635595, 16289833, 81449165]

約数ペア:

[(1, 81449165), (5, 16289833), (7, 11635595), (35, 2327119), (41, 1986565), (205, 397313), (211, 386015), (269, 302785), (287, 283795), (1055, 77203), (1345, 60557), (1435, 56759), (1477, 55145), (1883, 43255), (7385, 11029), (8651, 9415)]