12838917

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 21288960

約数和(自身を除く): 8450043

約数列:

[1, 3, 7, 13, 21, 39, 91, 131, 273, 359, 393, 917, 1077, 1703, 2513, 2751, 4667, 5109, 7539, 11921, 14001, 32669, 35763, 47029, 98007, 141087, 329203, 611377, 987609, 1834131, 4279639, 12838917]

約数ペア:

[(1, 12838917), (3, 4279639), (7, 1834131), (13, 987609), (21, 611377), (39, 329203), (91, 141087), (131, 98007), (273, 47029), (359, 35763), (393, 32669), (917, 14001), (1077, 11921), (1703, 7539), (2513, 5109), (2751, 4667)]