161994

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:67

約数の個数: 48

約数和(自身を含む): 410400

約数和(自身を除く): 248406

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 38, 42, 49, 57, 58, 87, 98, 114, 133, 147, 174, 203, 266, 294, 399, 406, 551, 609, 798, 931, 1102, 1218, 1421, 1653, 1862, 2793, 2842, 3306, 3857, 4263, 5586, 7714, 8526, 11571, 23142, 26999, 53998, 80997, 161994]

約数ペア:

[(1, 161994), (2, 80997), (3, 53998), (6, 26999), (7, 23142), (14, 11571), (19, 8526), (21, 7714), (29, 5586), (38, 4263), (42, 3857), (49, 3306), (57, 2842), (58, 2793), (87, 1862), (98, 1653), (114, 1421), (133, 1218), (147, 1102), (174, 931), (203, 798), (266, 609), (294, 551), (399, 406)]