1277985331335

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3221}}^1\times {\mathrm{645149}}^1$

素因数の和:648419

約数の個数: 32

約数和(自身を含む): 2095302686400

約数和(自身を除く): 817317355065

約数列:

[1, 3, 5, 15, 41, 123, 205, 615, 3221, 9663, 16105, 48315, 132061, 396183, 645149, 660305, 1935447, 1980915, 3225745, 9677235, 26451109, 79353327, 132255545, 396766635, 2078024929, 6234074787, 10390124645, 31170373935, 85199022089, 255597066267, 425995110445, 1277985331335]

約数ペア:

[(1, 1277985331335), (3, 425995110445), (5, 255597066267), (15, 85199022089), (41, 31170373935), (123, 10390124645), (205, 6234074787), (615, 2078024929), (3221, 396766635), (9663, 132255545), (16105, 79353327), (48315, 26451109), (132061, 9677235), (396183, 3225745), (645149, 1980915), (660305, 1935447)]