158884621

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{107}}^1\times {\mathrm{401}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 192072384

約数和(自身を除く): 33187763

約数列:

[1, 7, 23, 107, 161, 401, 529, 749, 2461, 2807, 3703, 9223, 17227, 42907, 56603, 64561, 212129, 300349, 396221, 986861, 1484903, 6908027, 22697803, 158884621]

約数ペア:

[(1, 158884621), (7, 22697803), (23, 6908027), (107, 1484903), (161, 986861), (401, 396221), (529, 300349), (749, 212129), (2461, 64561), (2807, 56603), (3703, 42907), (9223, 17227)]