156765891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{983}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 229547520

約数和(自身を除く): 72781629

約数列:

[1, 3, 17, 51, 53, 59, 159, 177, 901, 983, 1003, 2703, 2949, 3009, 3127, 9381, 16711, 50133, 52099, 53159, 57997, 156297, 159477, 173991, 885683, 985949, 2657049, 2957847, 3073841, 9221523, 52255297, 156765891]

約数ペア:

[(1, 156765891), (3, 52255297), (17, 9221523), (51, 3073841), (53, 2957847), (59, 2657049), (159, 985949), (177, 885683), (901, 173991), (983, 159477), (1003, 156297), (2703, 57997), (2949, 53159), (3009, 52099), (3127, 50133), (9381, 16711)]