201321430

素因数分解:

$2^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{95413}}^1$

素因数の和:95631

約数の個数: 16

約数和(自身を含む): 364099824

約数和(自身を除く): 162778394

約数列:

[1, 2, 5, 10, 211, 422, 1055, 2110, 95413, 190826, 477065, 954130, 20132143, 40264286, 100660715, 201321430]

約数ペア:

[(1, 201321430), (2, 100660715), (5, 40264286), (10, 20132143), (211, 954130), (422, 477065), (1055, 190826), (2110, 95413)]