208813215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{14669}}^1$

素因数の和:14763

約数の個数: 32

約数和(自身を含む): 364754880

約数和(自身を除く): 155941665

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 949, 1095, 2847, 4745, 14235, 14669, 44007, 73345, 190697, 220035, 572091, 953485, 1070837, 2860455, 3212511, 5354185, 13920881, 16062555, 41762643, 69604405, 208813215]

約数ペア:

[(1, 208813215), (3, 69604405), (5, 41762643), (13, 16062555), (15, 13920881), (39, 5354185), (65, 3212511), (73, 2860455), (195, 1070837), (219, 953485), (365, 572091), (949, 220035), (1095, 190697), (2847, 73345), (4745, 44007), (14235, 14669)]