28962921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{5669}}^1$

素因数の和:5816

約数の個数: 16

約数和(自身を含む): 41912640

約数和(自身を除く): 12949719

約数列:

[1, 3, 13, 39, 131, 393, 1703, 5109, 5669, 17007, 73697, 221091, 742639, 2227917, 9654307, 28962921]

約数ペア:

[(1, 28962921), (3, 9654307), (13, 2227917), (39, 742639), (131, 221091), (393, 73697), (1703, 17007), (5109, 5669)]