66539865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{8681}}^1$

素因数の和:8769

約数の個数: 32

約数和(自身を含む): 123353856

約数和(自身を除く): 56813991

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 2555, 7665, 8681, 26043, 43405, 60767, 130215, 182301, 303835, 633713, 911505, 1901139, 3168565, 4435991, 9505695, 13307973, 22179955, 66539865]

約数ペア:

[(1, 66539865), (3, 22179955), (5, 13307973), (7, 9505695), (15, 4435991), (21, 3168565), (35, 1901139), (73, 911505), (105, 633713), (219, 303835), (365, 182301), (511, 130215), (1095, 60767), (1533, 43405), (2555, 26043), (7665, 8681)]