156953139

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{2381}}^1$

素因数の和:2507

約数の個数: 32

約数和(自身を含む): 248185344

約数和(自身を除く): 91232205

約数列:

[1, 3, 7, 21, 43, 73, 129, 219, 301, 511, 903, 1533, 2381, 3139, 7143, 9417, 16667, 21973, 50001, 65919, 102383, 173813, 307149, 521439, 716681, 1216691, 2150043, 3650073, 7473959, 22421877, 52317713, 156953139]

約数ペア:

[(1, 156953139), (3, 52317713), (7, 22421877), (21, 7473959), (43, 3650073), (73, 2150043), (129, 1216691), (219, 716681), (301, 521439), (511, 307149), (903, 173813), (1533, 102383), (2381, 65919), (3139, 50001), (7143, 21973), (9417, 16667)]