28880514

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1487}}^1$

素因数の和:1591

約数の個数: 48

約数和(自身を含む): 68245632

約数和(自身を除く): 39365118

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 83, 117, 166, 234, 249, 498, 747, 1079, 1487, 1494, 2158, 2974, 3237, 4461, 6474, 8922, 9711, 13383, 19331, 19422, 26766, 38662, 57993, 115986, 123421, 173979, 246842, 347958, 370263, 740526, 1110789, 1604473, 2221578, 3208946, 4813419, 9626838, 14440257, 28880514]

約数ペア:

[(1, 28880514), (2, 14440257), (3, 9626838), (6, 4813419), (9, 3208946), (13, 2221578), (18, 1604473), (26, 1110789), (39, 740526), (78, 370263), (83, 347958), (117, 246842), (166, 173979), (234, 123421), (249, 115986), (498, 57993), (747, 38662), (1079, 26766), (1487, 19422), (1494, 19331), (2158, 13383), (2974, 9711), (3237, 8922), (4461, 6474)]