78873135

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 143700480

約数和(自身を除く): 64827345

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 89, 123, 131, 165, 205, 267, 393, 445, 451, 615, 655, 979, 1335, 1353, 1441, 1965, 2255, 2937, 3649, 4323, 4895, 5371, 6765, 7205, 10947, 11659, 14685, 16113, 18245, 21615, 26855, 34977, 40139, 54735, 58295, 59081, 80565, 120417, 128249, 174885, 177243, 200695, 295405, 384747, 478019, 602085, 641245, 886215, 1434057, 1923735, 2390095, 5258209, 7170285, 15774627, 26291045, 78873135]

約数ペア:

[(1, 78873135), (3, 26291045), (5, 15774627), (11, 7170285), (15, 5258209), (33, 2390095), (41, 1923735), (55, 1434057), (89, 886215), (123, 641245), (131, 602085), (165, 478019), (205, 384747), (267, 295405), (393, 200695), (445, 177243), (451, 174885), (615, 128249), (655, 120417), (979, 80565), (1335, 59081), (1353, 58295), (1441, 54735), (1965, 40139), (2255, 34977), (2937, 26855), (3649, 21615), (4323, 18245), (4895, 16113), (5371, 14685), (6765, 11659), (7205, 10947)]