199949997

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{769}}^1$

素因数の和:957

約数の個数: 32

約数和(自身を含む): 294940800

約数和(自身を除く): 94990803

約数列:

[1, 3, 13, 39, 59, 113, 177, 339, 767, 769, 1469, 2301, 2307, 4407, 6667, 9997, 20001, 29991, 45371, 86671, 86897, 136113, 260013, 260691, 589823, 1129661, 1769469, 3388983, 5126923, 15380769, 66649999, 199949997]

約数ペア:

[(1, 199949997), (3, 66649999), (13, 15380769), (39, 5126923), (59, 3388983), (113, 1769469), (177, 1129661), (339, 589823), (767, 260691), (769, 260013), (1469, 136113), (2301, 86897), (2307, 86671), (4407, 45371), (6667, 29991), (9997, 20001)]