13620995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:191

約数の個数: 32

約数和(自身を含む): 18320256

約数和(自身を除く): 4699261

約数列:

[1, 5, 17, 37, 61, 71, 85, 185, 305, 355, 629, 1037, 1207, 2257, 2627, 3145, 4331, 5185, 6035, 11285, 13135, 21655, 38369, 44659, 73627, 160247, 191845, 223295, 368135, 801235, 2724199, 13620995]

約数ペア:

[(1, 13620995), (5, 2724199), (17, 801235), (37, 368135), (61, 223295), (71, 191845), (85, 160247), (185, 73627), (305, 44659), (355, 38369), (629, 21655), (1037, 13135), (1207, 11285), (2257, 6035), (2627, 5185), (3145, 4331)]