64454061

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 107688960

約数和(自身を除く): 43234899

約数列:

[1, 3, 7, 19, 21, 47, 49, 57, 133, 141, 147, 329, 399, 491, 893, 931, 987, 1473, 2303, 2679, 2793, 3437, 6251, 6909, 9329, 10311, 18753, 23077, 24059, 27987, 43757, 65303, 69231, 72177, 131271, 161539, 195909, 438463, 457121, 484617, 1130773, 1315389, 1371363, 3069241, 3392319, 9207723, 21484687, 64454061]

約数ペア:

[(1, 64454061), (3, 21484687), (7, 9207723), (19, 3392319), (21, 3069241), (47, 1371363), (49, 1315389), (57, 1130773), (133, 484617), (141, 457121), (147, 438463), (329, 195909), (399, 161539), (491, 131271), (893, 72177), (931, 69231), (987, 65303), (1473, 43757), (2303, 27987), (2679, 24059), (2793, 23077), (3437, 18753), (6251, 10311), (6909, 9329)]