66975987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{599}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 99993600

約数和(自身を除く): 33017613

約数列:

[1, 3, 13, 39, 47, 61, 141, 183, 599, 611, 793, 1797, 1833, 2379, 2867, 7787, 8601, 23361, 28153, 36539, 37271, 84459, 109617, 111813, 365989, 475007, 1097967, 1425021, 1717333, 5151999, 22325329, 66975987]

約数ペア:

[(1, 66975987), (3, 22325329), (13, 5151999), (39, 1717333), (47, 1425021), (61, 1097967), (141, 475007), (183, 365989), (599, 111813), (611, 109617), (793, 84459), (1797, 37271), (1833, 36539), (2379, 28153), (2867, 23361), (7787, 8601)]