31325319

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 17922681

約数列:

[1, 3, 9, 19, 27, 57, 171, 227, 269, 513, 681, 807, 2043, 2421, 4313, 5111, 6129, 7263, 12939, 15333, 38817, 45999, 61063, 116451, 137997, 183189, 549567, 1160197, 1648701, 3480591, 10441773, 31325319]

約数ペア:

[(1, 31325319), (3, 10441773), (9, 3480591), (19, 1648701), (27, 1160197), (57, 549567), (171, 183189), (227, 137997), (269, 116451), (513, 61063), (681, 45999), (807, 38817), (2043, 15333), (2421, 12939), (4313, 7263), (5111, 6129)]