138998692

素因数分解:

$2^2\times 7^4\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:426

約数の個数: 60

約数和(自身を含む): 291516876

約数和(自身を除く): 152518184

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 196, 287, 343, 353, 574, 686, 706, 1148, 1372, 1412, 2009, 2401, 2471, 4018, 4802, 4942, 8036, 9604, 9884, 14063, 14473, 17297, 28126, 28946, 34594, 56252, 57892, 69188, 98441, 101311, 121079, 196882, 202622, 242158, 393764, 405244, 484316, 709177, 847553, 1418354, 1695106, 2836708, 3390212, 4964239, 9928478, 19856956, 34749673, 69499346, 138998692]

約数ペア:

[(1, 138998692), (2, 69499346), (4, 34749673), (7, 19856956), (14, 9928478), (28, 4964239), (41, 3390212), (49, 2836708), (82, 1695106), (98, 1418354), (164, 847553), (196, 709177), (287, 484316), (343, 405244), (353, 393764), (574, 242158), (686, 202622), (706, 196882), (1148, 121079), (1372, 101311), (1412, 98441), (2009, 69188), (2401, 57892), (2471, 56252), (4018, 34594), (4802, 28946), (4942, 28126), (8036, 17297), (9604, 14473), (9884, 14063)]