74142868

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{821}}^1$

素因数の和:1143

約数の個数: 24

約数和(自身を含む): 131743584

約数和(自身を除く): 57600716

約数列:

[1, 2, 4, 107, 211, 214, 422, 428, 821, 844, 1642, 3284, 22577, 45154, 87847, 90308, 173231, 175694, 346462, 351388, 692924, 18535717, 37071434, 74142868]

約数ペア:

[(1, 74142868), (2, 37071434), (4, 18535717), (107, 692924), (211, 351388), (214, 346462), (422, 175694), (428, 173231), (821, 90308), (844, 87847), (1642, 45154), (3284, 22577)]