199903655

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9697}}^1$

素因数の和:9759

約数の個数: 32

約数和(自身を含む): 297922560

約数和(自身を除く): 98018905

約数列:

[1, 5, 7, 19, 31, 35, 95, 133, 155, 217, 589, 665, 1085, 2945, 4123, 9697, 20615, 48485, 67879, 184243, 300607, 339395, 921215, 1289701, 1503035, 2104249, 5711533, 6448505, 10521245, 28557665, 39980731, 199903655]

約数ペア:

[(1, 199903655), (5, 39980731), (7, 28557665), (19, 10521245), (31, 6448505), (35, 5711533), (95, 2104249), (133, 1503035), (155, 1289701), (217, 921215), (589, 339395), (665, 300607), (1085, 184243), (2945, 67879), (4123, 48485), (9697, 20615)]