1282402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:905

約数の個数: 16

約数和(自身を含む): 2130624

約数和(自身を除く): 848222

約数列:

[1, 2, 11, 22, 71, 142, 781, 821, 1562, 1642, 9031, 18062, 58291, 116582, 641201, 1282402]

約数ペア:

[(1, 1282402), (2, 641201), (11, 116582), (22, 58291), (71, 18062), (142, 9031), (781, 1642), (821, 1562)]