64892401

素因数分解:

$7^1\times {\mathrm{29}}^2\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 78376064

約数和(自身を除く): 13483663

約数列:

[1, 7, 29, 73, 151, 203, 511, 841, 1057, 2117, 4379, 5887, 11023, 14819, 30653, 61393, 77161, 126991, 319667, 429751, 888937, 2237669, 9270343, 64892401]

約数ペア:

[(1, 64892401), (7, 9270343), (29, 2237669), (73, 888937), (151, 429751), (203, 319667), (511, 126991), (841, 77161), (1057, 61393), (2117, 30653), (4379, 14819), (5887, 11023)]