157213779

素因数分解:

$3^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1\times {\mathrm{809}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 211559040

約数和(自身を除く): 54345261

約数列:

[1, 3, 211, 307, 633, 809, 921, 2427, 64777, 170699, 194331, 248363, 512097, 745089, 52404593, 157213779]

約数ペア:

[(1, 157213779), (3, 52404593), (211, 745089), (307, 512097), (633, 248363), (809, 194331), (921, 170699), (2427, 64777)]