157020591

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{7879}}^1$

素因数の和:7975

約数の個数: 32

約数和(自身を含む): 261237760

約数和(自身を除く): 104217169

約数列:

[1, 3, 7, 13, 21, 39, 73, 91, 219, 273, 511, 949, 1533, 2847, 6643, 7879, 19929, 23637, 55153, 102427, 165459, 307281, 575167, 716989, 1725501, 2150967, 4026169, 7477171, 12078507, 22431513, 52340197, 157020591]

約数ペア:

[(1, 157020591), (3, 52340197), (7, 22431513), (13, 12078507), (21, 7477171), (39, 4026169), (73, 2150967), (91, 1725501), (219, 716989), (273, 575167), (511, 307281), (949, 165459), (1533, 102427), (2847, 55153), (6643, 23637), (7879, 19929)]