15704970239

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{39191}}^1$

素因数の和:39371

約数の個数: 32

約数和(自身を含む): 19865640960

約数和(自身を除く): 4160670721

約数列:

[1, 7, 19, 23, 131, 133, 161, 437, 917, 2489, 3013, 3059, 17423, 21091, 39191, 57247, 274337, 400729, 744629, 901393, 5134021, 5212403, 6309751, 17126467, 35938147, 97546399, 118082483, 119885269, 682824793, 826577381, 2243567177, 15704970239]

約数ペア:

[(1, 15704970239), (7, 2243567177), (19, 826577381), (23, 682824793), (131, 119885269), (133, 118082483), (161, 97546399), (437, 35938147), (917, 17126467), (2489, 6309751), (3013, 5212403), (3059, 5134021), (17423, 901393), (21091, 744629), (39191, 400729), (57247, 274337)]