649382046

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{347}}^1$

素因数の和:637

約数の個数: 64

約数和(自身を含む): 1385496576

約数和(自身を除く): 736114530

約数列:

[1, 2, 3, 6, 23, 46, 69, 71, 138, 142, 191, 213, 347, 382, 426, 573, 694, 1041, 1146, 1633, 2082, 3266, 4393, 4899, 7981, 8786, 9798, 13179, 13561, 15962, 23943, 24637, 26358, 27122, 40683, 47886, 49274, 66277, 73911, 81366, 132554, 147822, 198831, 311903, 397662, 566651, 623806, 935709, 1133302, 1524371, 1699953, 1871418, 3048742, 3399906, 4573113, 4705667, 9146226, 9411334, 14117001, 28234002, 108230341, 216460682, 324691023, 649382046]

約数ペア:

[(1, 649382046), (2, 324691023), (3, 216460682), (6, 108230341), (23, 28234002), (46, 14117001), (69, 9411334), (71, 9146226), (138, 4705667), (142, 4573113), (191, 3399906), (213, 3048742), (347, 1871418), (382, 1699953), (426, 1524371), (573, 1133302), (694, 935709), (1041, 623806), (1146, 566651), (1633, 397662), (2082, 311903), (3266, 198831), (4393, 147822), (4899, 132554), (7981, 81366), (8786, 73911), (9798, 66277), (13179, 49274), (13561, 47886), (15962, 40683), (23943, 27122), (24637, 26358)]