2889968389

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{251893}}^1$

素因数の和:252060

約数の個数: 16

約数和(自身を含む): 3627273600

約数和(自身を除く): 737305211

約数列:

[1, 7, 11, 77, 149, 1043, 1639, 11473, 251893, 1763251, 2770823, 19395761, 37532057, 262724399, 412852627, 2889968389]

約数ペア:

[(1, 2889968389), (7, 412852627), (11, 262724399), (77, 37532057), (149, 19395761), (1043, 2770823), (1639, 1763251), (11473, 251893)]