28988596

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1$

素因数の和:429

約数の個数: 72

約数和(自身を含む): 65780736

約数和(自身を除く): 36792140

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 364, 367, 403, 434, 637, 734, 806, 868, 1274, 1468, 1519, 1612, 2548, 2569, 2821, 3038, 4771, 5138, 5642, 6076, 9542, 10276, 11284, 11377, 17983, 19084, 19747, 22754, 33397, 35966, 39494, 45508, 66794, 71932, 78988, 79639, 133588, 147901, 159278, 233779, 295802, 318556, 467558, 557473, 591604, 935116, 1035307, 1114946, 2070614, 2229892, 4141228, 7247149, 14494298, 28988596]

約数ペア:

[(1, 28988596), (2, 14494298), (4, 7247149), (7, 4141228), (13, 2229892), (14, 2070614), (26, 1114946), (28, 1035307), (31, 935116), (49, 591604), (52, 557473), (62, 467558), (91, 318556), (98, 295802), (124, 233779), (182, 159278), (196, 147901), (217, 133588), (364, 79639), (367, 78988), (403, 71932), (434, 66794), (637, 45508), (734, 39494), (806, 35966), (868, 33397), (1274, 22754), (1468, 19747), (1519, 19084), (1612, 17983), (2548, 11377), (2569, 11284), (2821, 10276), (3038, 9542), (4771, 6076), (5138, 5642)]