90045865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2711}}^1$

素因数の和:2809

約数の個数: 32

約数和(自身を含む): 134862336

約数和(自身を除く): 44816471

約数列:

[1, 5, 7, 13, 35, 65, 73, 91, 365, 455, 511, 949, 2555, 2711, 4745, 6643, 13555, 18977, 33215, 35243, 94885, 176215, 197903, 246701, 989515, 1233505, 1385321, 2572739, 6926605, 12863695, 18009173, 90045865]

約数ペア:

[(1, 90045865), (5, 18009173), (7, 12863695), (13, 6926605), (35, 2572739), (65, 1385321), (73, 1233505), (91, 989515), (365, 246701), (455, 197903), (511, 176215), (949, 94885), (2555, 35243), (2711, 33215), (4745, 18977), (6643, 13555)]