1551157990

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1115941}}^1$

素因数の和:1116087

約数の個数: 16

約数和(自身を含む): 2812173840

約数和(自身を除く): 1261015850

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 1115941, 2231882, 5579705, 11159410, 155115799, 310231598, 775578995, 1551157990]

約数ペア:

[(1, 1551157990), (2, 775578995), (5, 310231598), (10, 155115799), (139, 11159410), (278, 5579705), (695, 2231882), (1390, 1115941)]