2638970477

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{971281}}^1$

素因数の和:971324

約数の個数: 16

約数和(自身を含む): 3263507520

約数和(自身を除く): 624537043

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 971281, 10684091, 12626653, 18454339, 138893183, 202997729, 239906407, 2638970477]

約数ペア:

[(1, 2638970477), (11, 239906407), (13, 202997729), (19, 138893183), (143, 18454339), (209, 12626653), (247, 10684091), (2717, 971281)]