65564212

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{491}}^1$

素因数の和:772

約数の個数: 48

約数和(自身を含む): 138862080

約数和(自身を除く): 73297868

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 251, 266, 491, 502, 532, 982, 1004, 1757, 1964, 3437, 3514, 4769, 6874, 7028, 9329, 9538, 13748, 18658, 19076, 33383, 37316, 65303, 66766, 123241, 130606, 133532, 246482, 261212, 492964, 862687, 1725374, 2341579, 3450748, 4683158, 9366316, 16391053, 32782106, 65564212]

約数ペア:

[(1, 65564212), (2, 32782106), (4, 16391053), (7, 9366316), (14, 4683158), (19, 3450748), (28, 2341579), (38, 1725374), (76, 862687), (133, 492964), (251, 261212), (266, 246482), (491, 133532), (502, 130606), (532, 123241), (982, 66766), (1004, 65303), (1757, 37316), (1964, 33383), (3437, 19076), (3514, 18658), (4769, 13748), (6874, 9538), (7028, 9329)]