215087197

素因数分解:

${\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{2383}}^1$

素因数の和:2580

約数の個数: 16

約数和(自身を含む): 237904128

約数和(自身を除く): 22816931

約数列:

[1, 13, 53, 131, 689, 1703, 2383, 6943, 30979, 90259, 126299, 312173, 1641887, 4058249, 16545169, 215087197]

約数ペア:

[(1, 215087197), (13, 16545169), (53, 4058249), (131, 1641887), (689, 312173), (1703, 126299), (2383, 90259), (6943, 30979)]