139969143

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 228290400

約数和(自身を除く): 88321257

約数列:

[1, 3, 9, 17, 19, 51, 57, 89, 153, 171, 267, 323, 541, 801, 969, 1513, 1623, 1691, 2907, 4539, 4869, 5073, 9197, 10279, 13617, 15219, 27591, 28747, 30837, 48149, 82773, 86241, 92511, 144447, 174743, 258723, 433341, 524229, 818533, 914831, 1572687, 2455599, 2744493, 7366797, 8233479, 15552127, 46656381, 139969143]

約数ペア:

[(1, 139969143), (3, 46656381), (9, 15552127), (17, 8233479), (19, 7366797), (51, 2744493), (57, 2455599), (89, 1572687), (153, 914831), (171, 818533), (267, 524229), (323, 433341), (541, 258723), (801, 174743), (969, 144447), (1513, 92511), (1623, 86241), (1691, 82773), (2907, 48149), (4539, 30837), (4869, 28747), (5073, 27591), (9197, 15219), (10279, 13617)]