2556765

素因数分解:

$3^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:183

約数の個数: 40

約数和(自身を含む): 4704480

約数和(自身を除く): 2147715

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 81, 107, 135, 177, 295, 321, 405, 531, 535, 885, 963, 1593, 1605, 2655, 2889, 4779, 4815, 6313, 7965, 8667, 14445, 18939, 23895, 31565, 43335, 56817, 94695, 170451, 284085, 511353, 852255, 2556765]

約数ペア:

[(1, 2556765), (3, 852255), (5, 511353), (9, 284085), (15, 170451), (27, 94695), (45, 56817), (59, 43335), (81, 31565), (107, 23895), (135, 18939), (177, 14445), (295, 8667), (321, 7965), (405, 6313), (531, 4815), (535, 4779), (885, 2889), (963, 2655), (1593, 1605)]