12961263

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8693}}^1$

素因数の和:8774

約数の個数: 16

約数和(自身を含む): 20030976

約数和(自身を除く): 7069713

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 8693, 26079, 60851, 182553, 617203, 1851609, 4320421, 12961263]

約数ペア:

[(1, 12961263), (3, 4320421), (7, 1851609), (21, 617203), (71, 182553), (213, 60851), (497, 26079), (1491, 8693)]