257228535

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{1153}}^1$

素因数の和:1407

約数の個数: 32

約数和(自身を含む): 418763520

約数和(自身を除く): 161534985

約数列:

[1, 3, 5, 15, 107, 139, 321, 417, 535, 695, 1153, 1605, 2085, 3459, 5765, 14873, 17295, 44619, 74365, 123371, 160267, 223095, 370113, 480801, 616855, 801335, 1850565, 2404005, 17148569, 51445707, 85742845, 257228535]

約数ペア:

[(1, 257228535), (3, 85742845), (5, 51445707), (15, 17148569), (107, 2404005), (139, 1850565), (321, 801335), (417, 616855), (535, 480801), (695, 370113), (1153, 223095), (1605, 160267), (2085, 123371), (3459, 74365), (5765, 44619), (14873, 17295)]