71781506

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 116510400

約数和(自身を除く): 44728894

約数列:

[1, 2, 19, 38, 61, 122, 173, 179, 346, 358, 1159, 2318, 3287, 3401, 6574, 6802, 10553, 10919, 21106, 21838, 30967, 61934, 200507, 207461, 401014, 414922, 588373, 1176746, 1888987, 3777974, 35890753, 71781506]

約数ペア:

[(1, 71781506), (2, 35890753), (19, 3777974), (38, 1888987), (61, 1176746), (122, 588373), (173, 414922), (179, 401014), (346, 207461), (358, 200507), (1159, 61934), (2318, 30967), (3287, 21838), (3401, 21106), (6574, 10919), (6802, 10553)]