201399645

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^2\times {\mathrm{1427}}^1$

素因数の和:1629

約数の個数: 24

約数和(自身を含む): 325823904

約数和(自身を除く): 124424259

約数列:

[1, 3, 5, 15, 97, 291, 485, 1427, 1455, 4281, 7135, 9409, 21405, 28227, 47045, 138419, 141135, 415257, 692095, 2076285, 13426643, 40279929, 67133215, 201399645]

約数ペア:

[(1, 201399645), (3, 67133215), (5, 40279929), (15, 13426643), (97, 2076285), (291, 692095), (485, 415257), (1427, 141135), (1455, 138419), (4281, 47045), (7135, 28227), (9409, 21405)]