128636572

素因数分解:

$2^2\times {\mathrm{173}}^1\times {\mathrm{211}}^1\times {\mathrm{881}}^1$

素因数の和:1269

約数の個数: 24

約数和(自身を含む): 227746512

約数和(自身を除く): 99109940

約数列:

[1, 2, 4, 173, 211, 346, 422, 692, 844, 881, 1762, 3524, 36503, 73006, 146012, 152413, 185891, 304826, 371782, 609652, 743564, 32159143, 64318286, 128636572]

約数ペア:

[(1, 128636572), (2, 64318286), (4, 32159143), (173, 743564), (211, 609652), (346, 371782), (422, 304826), (692, 185891), (844, 152413), (881, 146012), (1762, 73006), (3524, 36503)]