7221742307

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2513659}}^1$

素因数の和:2513702

約数の個数: 12

約数和(自身を含む): 8279996040

約数和(自身を除く): 1058253733

約数列:

[1, 13, 17, 169, 221, 2873, 2513659, 32677567, 42732203, 424808371, 555518639, 7221742307]

約数ペア:

[(1, 7221742307), (13, 555518639), (17, 424808371), (169, 42732203), (221, 32677567), (2873, 2513659)]