66261741

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{967}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 109283328

約数和(自身を除く): 43021587

約数列:

[1, 3, 7, 13, 21, 39, 91, 251, 273, 753, 967, 1757, 2901, 3263, 5271, 6769, 9789, 12571, 20307, 22841, 37713, 68523, 87997, 242717, 263991, 728151, 1699019, 3155321, 5097057, 9465963, 22087247, 66261741]

約数ペア:

[(1, 66261741), (3, 22087247), (7, 9465963), (13, 5097057), (21, 3155321), (39, 1699019), (91, 728151), (251, 263991), (273, 242717), (753, 87997), (967, 68523), (1757, 37713), (2901, 22841), (3263, 20307), (5271, 12571), (6769, 9789)]