261816254

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1\times {\mathrm{991}}^1$

素因数の和:1280

約数の個数: 32

約数和(自身を含む): 455970816

約数和(自身を除く): 194154562

約数列:

[1, 2, 7, 14, 113, 167, 226, 334, 791, 991, 1169, 1582, 1982, 2338, 6937, 13874, 18871, 37742, 111983, 132097, 165497, 223966, 264194, 330994, 783881, 1158479, 1567762, 2316958, 18701161, 37402322, 130908127, 261816254]

約数ペア:

[(1, 261816254), (2, 130908127), (7, 37402322), (14, 18701161), (113, 2316958), (167, 1567762), (226, 1158479), (334, 783881), (791, 330994), (991, 264194), (1169, 223966), (1582, 165497), (1982, 132097), (2338, 111983), (6937, 37742), (13874, 18871)]