530915

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:227

約数の個数: 24

約数和(自身を含む): 812592

約数和(自身を除く): 281677

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 197, 245, 385, 539, 985, 1379, 2167, 2695, 6895, 9653, 10835, 15169, 48265, 75845, 106183, 530915]

約数ペア:

[(1, 530915), (5, 106183), (7, 75845), (11, 48265), (35, 15169), (49, 10835), (55, 9653), (77, 6895), (197, 2695), (245, 2167), (385, 1379), (539, 985)]