78974791

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{1213}}^1$

素因数の和:1422

約数の個数: 16

約数和(自身を含む): 92302848

約数和(自身を除く): 13328057

約数列:

[1, 7, 71, 131, 497, 917, 1213, 8491, 9301, 65107, 86123, 158903, 602861, 1112321, 11282113, 78974791]

約数ペア:

[(1, 78974791), (7, 11282113), (71, 1112321), (131, 602861), (497, 158903), (917, 86123), (1213, 65107), (8491, 9301)]