156406271

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 194641920

約数和(自身を除く): 38235649

約数列:

[1, 7, 19, 47, 131, 133, 191, 329, 893, 917, 1337, 2489, 3629, 6157, 6251, 8977, 17423, 25021, 25403, 43099, 62839, 116983, 170563, 175147, 475399, 818881, 1175987, 1193941, 3327793, 8231909, 22343753, 156406271]

約数ペア:

[(1, 156406271), (7, 22343753), (19, 8231909), (47, 3327793), (131, 1193941), (133, 1175987), (191, 818881), (329, 475399), (893, 175147), (917, 170563), (1337, 116983), (2489, 62839), (3629, 43099), (6157, 25403), (6251, 25021), (8977, 17423)]