8216442

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:144

約数の個数: 72

約数和(自身を含む): 20069244

約数和(自身を除く): 11852802

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 73, 74, 78, 111, 117, 146, 169, 219, 222, 234, 333, 338, 438, 481, 507, 657, 666, 949, 962, 1014, 1314, 1443, 1521, 1898, 2701, 2847, 2886, 3042, 4329, 5402, 5694, 6253, 8103, 8541, 8658, 12337, 12506, 16206, 17082, 18759, 24309, 24674, 35113, 37011, 37518, 48618, 56277, 70226, 74022, 105339, 111033, 112554, 210678, 222066, 316017, 456469, 632034, 912938, 1369407, 2738814, 4108221, 8216442]

約数ペア:

[(1, 8216442), (2, 4108221), (3, 2738814), (6, 1369407), (9, 912938), (13, 632034), (18, 456469), (26, 316017), (37, 222066), (39, 210678), (73, 112554), (74, 111033), (78, 105339), (111, 74022), (117, 70226), (146, 56277), (169, 48618), (219, 37518), (222, 37011), (234, 35113), (333, 24674), (338, 24309), (438, 18759), (481, 17082), (507, 16206), (657, 12506), (666, 12337), (949, 8658), (962, 8541), (1014, 8103), (1314, 6253), (1443, 5694), (1521, 5402), (1898, 4329), (2701, 3042), (2847, 2886)]