128517235

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{17569}}^1$

素因数の和:17611

約数の個数: 32

約数和(自身を含む): 202406400

約数和(自身を除く): 73889165

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 7315, 17569, 87845, 122983, 193259, 333811, 614915, 966295, 1352813, 1669055, 2336677, 3671921, 6764065, 11683385, 18359605, 25703447, 128517235]

約数ペア:

[(1, 128517235), (5, 25703447), (7, 18359605), (11, 11683385), (19, 6764065), (35, 3671921), (55, 2336677), (77, 1669055), (95, 1352813), (133, 966295), (209, 614915), (385, 333811), (665, 193259), (1045, 122983), (1463, 87845), (7315, 17569)]