212909228

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{971}}^1$

素因数の和:1214

約数の個数: 48

約数和(自身を含む): 438939648

約数和(自身を除く): 226030420

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 191, 287, 382, 574, 764, 971, 1148, 1337, 1942, 2674, 3884, 5348, 6797, 7831, 13594, 15662, 27188, 31324, 39811, 54817, 79622, 109634, 159244, 185461, 219268, 278677, 370922, 557354, 741844, 1114708, 1298227, 2596454, 5192908, 7603901, 15207802, 30415604, 53227307, 106454614, 212909228]

約数ペア:

[(1, 212909228), (2, 106454614), (4, 53227307), (7, 30415604), (14, 15207802), (28, 7603901), (41, 5192908), (82, 2596454), (164, 1298227), (191, 1114708), (287, 741844), (382, 557354), (574, 370922), (764, 278677), (971, 219268), (1148, 185461), (1337, 159244), (1942, 109634), (2674, 79622), (3884, 54817), (5348, 39811), (6797, 31324), (7831, 27188), (13594, 15662)]