28913192

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 72394560

約数和(自身を除く): 43481368

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 121, 136, 154, 187, 238, 242, 251, 308, 374, 476, 484, 502, 616, 748, 847, 952, 968, 1004, 1309, 1496, 1694, 1757, 2008, 2057, 2618, 2761, 3388, 3514, 4114, 4267, 5236, 5522, 6776, 7028, 8228, 8534, 10472, 11044, 14056, 14399, 16456, 17068, 19327, 22088, 28798, 29869, 30371, 34136, 38654, 46937, 57596, 59738, 60742, 77308, 93874, 115192, 119476, 121484, 154616, 187748, 212597, 238952, 242968, 328559, 375496, 425194, 516307, 657118, 850388, 1032614, 1314236, 1700776, 2065228, 2628472, 3614149, 4130456, 7228298, 14456596, 28913192]

約数ペア:

[(1, 28913192), (2, 14456596), (4, 7228298), (7, 4130456), (8, 3614149), (11, 2628472), (14, 2065228), (17, 1700776), (22, 1314236), (28, 1032614), (34, 850388), (44, 657118), (56, 516307), (68, 425194), (77, 375496), (88, 328559), (119, 242968), (121, 238952), (136, 212597), (154, 187748), (187, 154616), (238, 121484), (242, 119476), (251, 115192), (308, 93874), (374, 77308), (476, 60742), (484, 59738), (502, 57596), (616, 46937), (748, 38654), (847, 34136), (952, 30371), (968, 29869), (1004, 28798), (1309, 22088), (1496, 19327), (1694, 17068), (1757, 16456), (2008, 14399), (2057, 14056), (2618, 11044), (2761, 10472), (3388, 8534), (3514, 8228), (4114, 7028), (4267, 6776), (5236, 5522)]