197049601

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:433

約数の個数: 32

約数和(自身を含む): 245721600

約数和(自身を除く): 48671999

約数列:

[1, 7, 17, 53, 119, 157, 199, 371, 901, 1099, 1393, 2669, 3383, 6307, 8321, 10547, 18683, 23681, 31243, 58247, 73829, 141457, 179299, 218701, 531131, 990199, 1255093, 1655879, 3717917, 11591153, 28149943, 197049601]

約数ペア:

[(1, 197049601), (7, 28149943), (17, 11591153), (53, 3717917), (119, 1655879), (157, 1255093), (199, 990199), (371, 531131), (901, 218701), (1099, 179299), (1393, 141457), (2669, 73829), (3383, 58247), (6307, 31243), (8321, 23681), (10547, 18683)]