210907641

素因数分解:

$3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1\times {\mathrm{347}}^1$

素因数の和:741

約数の個数: 32

約数和(自身を含む): 326596608

約数和(自身を除く): 115688967

約数列:

[1, 3, 7, 21, 103, 281, 309, 347, 721, 843, 1041, 1967, 2163, 2429, 5901, 7287, 28943, 35741, 86829, 97507, 107223, 202601, 250187, 292521, 607803, 682549, 750561, 2047647, 10043221, 30129663, 70302547, 210907641]

約数ペア:

[(1, 210907641), (3, 70302547), (7, 30129663), (21, 10043221), (103, 2047647), (281, 750561), (309, 682549), (347, 607803), (721, 292521), (843, 250187), (1041, 202601), (1967, 107223), (2163, 97507), (2429, 86829), (5901, 35741), (7287, 28943)]