16989129

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:302

約数の個数: 32

約数和(自身を含む): 26208000

約数和(自身を除く): 9218871

約数列:

[1, 3, 9, 27, 41, 103, 123, 149, 309, 369, 447, 927, 1107, 1341, 2781, 4023, 4223, 6109, 12669, 15347, 18327, 38007, 46041, 54981, 114021, 138123, 164943, 414369, 629227, 1887681, 5663043, 16989129]

約数ペア:

[(1, 16989129), (3, 5663043), (9, 1887681), (27, 629227), (41, 414369), (103, 164943), (123, 138123), (149, 114021), (309, 54981), (369, 46041), (447, 38007), (927, 18327), (1107, 15347), (1341, 12669), (2781, 6109), (4023, 4223)]