72465981

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181619}}^1$

素因数の和:181648

約数の個数: 16

約数和(自身を含む): 116236800

約数和(自身を除く): 43770819

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 181619, 544857, 1271333, 3450761, 3813999, 10352283, 24155327, 72465981]

約数ペア:

[(1, 72465981), (3, 24155327), (7, 10352283), (19, 3813999), (21, 3450761), (57, 1271333), (133, 544857), (399, 181619)]