81012386

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{63589}}^1$

素因数の和:63618

約数の個数: 24

約数和(自身を含む): 152234460

約数和(自身を除く): 71222074

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 63589, 127178, 445123, 826657, 890246, 1653314, 3115861, 5786599, 6231722, 11573198, 40506193, 81012386]

約数ペア:

[(1, 81012386), (2, 40506193), (7, 11573198), (13, 6231722), (14, 5786599), (26, 3115861), (49, 1653314), (91, 890246), (98, 826657), (182, 445123), (637, 127178), (1274, 63589)]