28762266

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 66528000

約数和(自身を除く): 37765734

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 109, 199, 218, 221, 327, 398, 442, 597, 654, 663, 1194, 1326, 1417, 1853, 2587, 2834, 3383, 3706, 4251, 5174, 5559, 6766, 7761, 8502, 10149, 11118, 15522, 20298, 21691, 24089, 43382, 43979, 48178, 65073, 72267, 87958, 130146, 131937, 144534, 263874, 281983, 368747, 563966, 737494, 845949, 1106241, 1691898, 2212482, 4793711, 9587422, 14381133, 28762266]

約数ペア:

[(1, 28762266), (2, 14381133), (3, 9587422), (6, 4793711), (13, 2212482), (17, 1691898), (26, 1106241), (34, 845949), (39, 737494), (51, 563966), (78, 368747), (102, 281983), (109, 263874), (199, 144534), (218, 131937), (221, 130146), (327, 87958), (398, 72267), (442, 65073), (597, 48178), (654, 43979), (663, 43382), (1194, 24089), (1326, 21691), (1417, 20298), (1853, 15522), (2587, 11118), (2834, 10149), (3383, 8502), (3706, 7761), (4251, 6766), (5174, 5559)]