81616406

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1\times {\mathrm{2063}}^1$

素因数の和:2347

約数の個数: 16

約数和(自身を含む): 124236288

約数和(自身を除く): 42619882

約数列:

[1, 2, 131, 151, 262, 302, 2063, 4126, 19781, 39562, 270253, 311513, 540506, 623026, 40808203, 81616406]

約数ペア:

[(1, 81616406), (2, 40808203), (131, 623026), (151, 540506), (262, 311513), (302, 270253), (2063, 39562), (4126, 19781)]