298701844

素因数分解:

$2^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 625121280

約数和(自身を除く): 326419436

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 101, 158, 191, 196, 202, 316, 382, 404, 553, 707, 764, 1106, 1337, 1414, 2212, 2674, 2828, 3871, 4949, 5348, 7742, 7979, 9359, 9898, 15089, 15484, 15958, 18718, 19291, 19796, 30178, 31916, 37436, 38582, 55853, 60356, 77164, 105623, 111706, 135037, 211246, 223412, 270074, 390971, 422492, 540148, 739361, 781942, 945259, 1478722, 1523989, 1563884, 1890518, 2957444, 3047978, 3781036, 6095956, 10667923, 21335846, 42671692, 74675461, 149350922, 298701844]

約数ペア:

[(1, 298701844), (2, 149350922), (4, 74675461), (7, 42671692), (14, 21335846), (28, 10667923), (49, 6095956), (79, 3781036), (98, 3047978), (101, 2957444), (158, 1890518), (191, 1563884), (196, 1523989), (202, 1478722), (316, 945259), (382, 781942), (404, 739361), (553, 540148), (707, 422492), (764, 390971), (1106, 270074), (1337, 223412), (1414, 211246), (2212, 135037), (2674, 111706), (2828, 105623), (3871, 77164), (4949, 60356), (5348, 55853), (7742, 38582), (7979, 37436), (9359, 31916), (9898, 30178), (15089, 19796), (15484, 19291), (15958, 18718)]