47142855

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 84240000

約数和(自身を除く): 37097145

約数列:

[1, 3, 5, 9, 15, 45, 79, 89, 149, 237, 267, 395, 445, 447, 711, 745, 801, 1185, 1335, 1341, 2235, 3555, 4005, 6705, 7031, 11771, 13261, 21093, 35155, 35313, 39783, 58855, 63279, 66305, 105465, 105939, 119349, 176565, 198915, 316395, 529695, 596745, 1047619, 3142857, 5238095, 9428571, 15714285, 47142855]

約数ペア:

[(1, 47142855), (3, 15714285), (5, 9428571), (9, 5238095), (15, 3142857), (45, 1047619), (79, 596745), (89, 529695), (149, 316395), (237, 198915), (267, 176565), (395, 119349), (445, 105939), (447, 105465), (711, 66305), (745, 63279), (801, 58855), (1185, 39783), (1335, 35313), (1341, 35155), (2235, 21093), (3555, 13261), (4005, 11771), (6705, 7031)]