261527781506

素因数分解:

$2^1\times {\mathrm{229}}^1\times {\mathrm{4691}}^1\times {\mathrm{121727}}^1$

素因数の和:126649

約数の個数: 16

約数和(自身を含む): 394091965440

約数和(自身を除く): 132564183934

約数列:

[1, 2, 229, 458, 4691, 9382, 121727, 243454, 1074239, 2148478, 27875483, 55750966, 571021357, 1142042714, 130763890753, 261527781506]

約数ペア:

[(1, 261527781506), (2, 130763890753), (229, 1142042714), (458, 571021357), (4691, 55750966), (9382, 27875483), (121727, 2148478), (243454, 1074239)]