221475201

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71191}}^1$

素因数の和:71272

約数の個数: 16

約数和(自身を含む): 317801088

約数和(自身を除く): 96325887

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 71191, 213573, 1210247, 3630741, 4342651, 13027953, 73825067, 221475201]

約数ペア:

[(1, 221475201), (3, 73825067), (17, 13027953), (51, 4342651), (61, 3630741), (183, 1210247), (1037, 213573), (3111, 71191)]