681858

素因数分解:

$2^1\times 3^5\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:101

約数の個数: 48

約数和(自身を含む): 1624896

約数和(自身を除く): 943038

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 61, 69, 81, 122, 138, 162, 183, 207, 243, 366, 414, 486, 549, 621, 1098, 1242, 1403, 1647, 1863, 2806, 3294, 3726, 4209, 4941, 5589, 8418, 9882, 11178, 12627, 14823, 25254, 29646, 37881, 75762, 113643, 227286, 340929, 681858]

約数ペア:

[(1, 681858), (2, 340929), (3, 227286), (6, 113643), (9, 75762), (18, 37881), (23, 29646), (27, 25254), (46, 14823), (54, 12627), (61, 11178), (69, 9882), (81, 8418), (122, 5589), (138, 4941), (162, 4209), (183, 3726), (207, 3294), (243, 2806), (366, 1863), (414, 1647), (486, 1403), (549, 1242), (621, 1098)]