1999304839

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1\times {\mathrm{463}}^1$

素因数の和:895

約数の個数: 32

約数和(自身を含む): 2451879936

約数和(自身を除く): 452575097

約数列:

[1, 7, 17, 119, 131, 277, 463, 917, 1939, 2227, 3241, 4709, 7871, 15589, 32963, 36287, 55097, 60653, 128251, 254009, 424571, 616879, 897757, 1031101, 2180267, 4318153, 7217707, 15261869, 16800881, 117606167, 285614977, 1999304839]

約数ペア:

[(1, 1999304839), (7, 285614977), (17, 117606167), (119, 16800881), (131, 15261869), (277, 7217707), (463, 4318153), (917, 2180267), (1939, 1031101), (2227, 897757), (3241, 616879), (4709, 424571), (7871, 254009), (15589, 128251), (32963, 60653), (36287, 55097)]