40198319

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{773}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 53498880

約数和(自身を除く): 13300561

約数列:

[1, 7, 17, 19, 23, 119, 133, 161, 323, 391, 437, 773, 2261, 2737, 3059, 5411, 7429, 13141, 14687, 17779, 52003, 91987, 102809, 124453, 249679, 302243, 337801, 1747753, 2115701, 2364607, 5742617, 40198319]

約数ペア:

[(1, 40198319), (7, 5742617), (17, 2364607), (19, 2115701), (23, 1747753), (119, 337801), (133, 302243), (161, 249679), (323, 124453), (391, 102809), (437, 91987), (773, 52003), (2261, 17779), (2737, 14687), (3059, 13141), (5411, 7429)]