28129485

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{863}}^1$

素因数の和:965

約数の個数: 32

約数和(自身を含む): 47029248

約数和(自身を除く): 18899763

約数列:

[1, 3, 5, 15, 41, 53, 123, 159, 205, 265, 615, 795, 863, 2173, 2589, 4315, 6519, 10865, 12945, 32595, 35383, 45739, 106149, 137217, 176915, 228695, 530745, 686085, 1875299, 5625897, 9376495, 28129485]

約数ペア:

[(1, 28129485), (3, 9376495), (5, 5625897), (15, 1875299), (41, 686085), (53, 530745), (123, 228695), (159, 176915), (205, 137217), (265, 106149), (615, 45739), (795, 35383), (863, 32595), (2173, 12945), (2589, 10865), (4315, 6519)]