1285236458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{5657}}^1$

素因数の和:6142

約数の個数: 32

約数和(自身を含む): 2199830400

約数和(自身を除く): 914593942

約数列:

[1, 2, 11, 22, 23, 46, 253, 449, 506, 898, 4939, 5657, 9878, 10327, 11314, 20654, 62227, 113597, 124454, 130111, 227194, 260222, 1431221, 2539993, 2862442, 5079986, 27939923, 55879846, 58419839, 116839678, 642618229, 1285236458]

約数ペア:

[(1, 1285236458), (2, 642618229), (11, 116839678), (22, 58419839), (23, 55879846), (46, 27939923), (253, 5079986), (449, 2862442), (506, 2539993), (898, 1431221), (4939, 260222), (5657, 227194), (9878, 130111), (10327, 124454), (11314, 113597), (20654, 62227)]