890505938

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{33637}}^1$

素因数の和:33738

約数の個数: 32

約数和(自身を含む): 1601707008

約数和(自身を除く): 711201070

約数列:

[1, 2, 7, 14, 31, 61, 62, 122, 217, 427, 434, 854, 1891, 3782, 13237, 26474, 33637, 67274, 235459, 470918, 1042747, 2051857, 2085494, 4103714, 7299229, 14362999, 14598458, 28725998, 63607567, 127215134, 445252969, 890505938]

約数ペア:

[(1, 890505938), (2, 445252969), (7, 127215134), (14, 63607567), (31, 28725998), (61, 14598458), (62, 14362999), (122, 7299229), (217, 4103714), (427, 2085494), (434, 2051857), (854, 1042747), (1891, 470918), (3782, 235459), (13237, 67274), (26474, 33637)]