142886989

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{509}}^1$

素因数の和:877

約数の個数: 24

約数和(自身を含む): 176861880

約数和(自身を除く): 33974891

約数列:

[1, 7, 17, 49, 119, 337, 509, 833, 2359, 3563, 5729, 8653, 16513, 24941, 40103, 60571, 171533, 280721, 423997, 1200731, 2916061, 8405117, 20412427, 142886989]

約数ペア:

[(1, 142886989), (7, 20412427), (17, 8405117), (49, 2916061), (119, 1200731), (337, 423997), (509, 280721), (833, 171533), (2359, 60571), (3563, 40103), (5729, 24941), (8653, 16513)]